Allison (Misti) Tuppeny MSN, CNS, CCRN, CNRN, CCNS

Nursing Adjunct Faculty

Ms. Tuppeny is a member of ADU's online faculty in the RN-BSN program. She has taught Pathophysiology, Pharmacology, Pathopharmacology, Community Health, and Physical Assessment Validation. Additionally, Ms. Tuppeny is a member of the AANN Educational Provider Committee, AACN and NACNS member. She was a 2012 Finalist in the March of Dimes Nurse of the Year for Advanced Practice in the Orlando area and received the 2012 Excellence in Nursing Education Award for Florida Hospital. She earned a Post-Master's Certificate in Clinical Nurse Specialist from the University of Central Florida, an MSN from the University of Phoenix, and a BSN from the University of Central Florida. She is a nationally certified critical care nurse (CCRN), certified neuroscience nurse (CNRN), and a certified clinical nurse specialist (CCNS).

Amanda Raffenaud, MS-HSA

Assistant Professor

Amanda Raffenaud earned a Master's of Health Services Administration from the University of Central Florida. During her master's program, she worked with non-profit organizations, helping them with the development of organizational infrastructure, such as strategic planning. She also earned her Bachelor's in Health Services Administration from University of Central Florida. Currently, she is a PhD candidate in Public Affairs. She has more than 10 years’ experience teaching healthcare administration course and joined the faculty at ADU in 2016. Additionally, she has published articles in Healthcare Management Science, the Journal of Healthcare Management, and the Health Informatics Journal and has contributed to several health administration textbooks.

Ana Escobar, MBA

MHA Adjunct Faculty

Ana Escobar is an Adjunct Professor who teaches Accounting for ADU's online MHA program. Ms. Escobar's areas of expertise include financial statements analysis as a way to assess past performance, forecast, and plan for future financial growth. She has experience in and knowledge of the complete accounting cycle and has developed and implemented annual operating budgets in accordance with strategic financial master plans. Her research interests include the effects the development and implementation of International Financial Reporting Standards has had on non-profit organizations. She holds a Bachelor's in Management and Accounting from Antillean Adventist University and an MBA in Accounting from Interamerican University of Puerto Rico.

Andrea Stewart-Adams, MN, ARNP/CRNP

Nursing Adjunct Faculty

Ms. Stewart-Adams is an Adjunct Instructor who teaches Nursing Informatics courses for ADU's online RN-BSN program. Her areas of specialty include cardiology, adult health, emergency medicine, and hospital medicine. She holds an MN in Adult Nurse Practitioner from the University of Florida, certification from the American Academy of Nurse Practitioners, a BSN from Fitchburg State College, and an RN Diploma from the Burbank Hospital School of Nursing.

Andy Lampkin, PhD

Associate Professor of Bioethics

Dr. Lampkin is an Associate Professor of Bioethics in the Health and Biological Sciences Department. At Vanderbilt University, he earned his Doctor of Philosophy degree in Ethical Studies, along with two Master’s degrees, one in Theological Studies and the other in Ethical Studies. He also holds a Bachelor's degree in History from Oakwood University. He is a minister and scholar, serving his church and four universities over his career. Dr. Lampkin’s teaching expertise is in theological ethics, social ethics and biomedical ethics. He is currently engaged in health disparities research. He has broad based experience in both academic and clinical bioethics, teaching various subjects within bioethics and serving on hospital ethics committees and institutional review boards. Dr. Lampkin is a member of several professional and learned societies and contributes to his discipline by giving public lectures, publishing in journals, and ethics consultation. Outside of academia and his professional, you can find Dr. Lampkin enjoying learning about other cultures, traveling, walking in the park, reading books, visiting classic car shows, restoring old cars, and enjoying some laughs with family and friends. Dr. Lampkin is married and has one son.

Ann Vining, EdD

HBS Adjunct Faculty

Dr. Ann Vining has been teaching mathematics at ADU since 1993. In 2009, Dr. Vining served as the Director of Institutional Effectiveness and Accreditation at ADU. She returned to teaching in 2011 and became the Chair of the Health and Biomedical Sciences Department that same year. She has since retired from that position, but continues to teach for the online programs. Dr. Vining has an EdD in Curriculum and Instruction from the University of Central Florida, a Master's in Mathematics Education from the University of Wisconsin, and a Bachelor's in Mathematics from Southern Adventist University.

Atalie Ashley-West, MPH, CPH

MHA Adjunct Faculty

Professor Ashley-West is an adjunct instructor for the online Master of Healthcare Administration programs, and teaches Managerial Epidemiology and Population Health Management. In 2018, she completed her PhD in Public Affairs - Health Services Management and Research from University of Central Florida. She also holds a Master of Public Health from the University of South Florida (USF) with an emphasis in Community and Family Health. Also from USF, she obtained a Bachelor of Arts in Psychology and certificates in Epidemiology and Biostatistics. Professor Ashley-West is certified in Public Health by the National Board of Public Health Examiners and is nationally certified as a Preconception Peer Educator by the HHS Office of Minority Health. Her areas of expertise lie in social determinants of health and health disparities, tax-exempt hospital community benefit requirements, community health needs assessments, and program evaluation methodology.

Barbara (Bobbi) Konter, MHA, RT(R)

BSRS Adjunct Faculty

Bobbi Konter is an Adjunct Instructor for the online Radiologic Sciences Program at ADU. She teaches Medical Imaging in the Digital Environment (IMAG485). The course explores computing fundamentals and places emphasis on the function of department leadership as it relates to the use of advanced imaging concepts currently in use in healthcare. She is a registrant of the American Registry of Radiologic Technologists, a licensed Certified Radiologic Technologist in the State of Florida, and a member of the American Society of Radiologic Technologists. She has a Master's in Healthcare Administration from Ashworth University and a Bachelor's in Radiologic Sciences from Adventist University of Health Sciences.

Benita David, DBA

Associate Professor and Department Chair

Office phone: (407) 303-5711

Email: Benita.David@adu.edu

Dr. Benita David earned her DBA from Argosy University, where her research focused on the role of leadership and communication implemented on virtual teams in healthcare. Before earning her DBA, she received an MBA from Valdosta State University and a BS in Biomedical Zoology from Andrews University. Dr. David has been a member of the faculty at ADU since 2009. She has taught classes in business, finance, marketing, and leadership. In 2011, she developed the Master of Healthcare Administration program. Additionally, Dr. David is an active member of American College of Healthcare Executives (ACHE) and Association of University Programs in Health Administration (AUPHA) and serves on the review panel for Journal of Healthcare Management. She also mentors entrepreneurs to help them develop management and leadership skills as they launch new businesses.

Beverly Beem

Cara Henri Wright, Esq.

MHA Adjunct Faculty

Cara Henri Wright has Bachelor's degrees in English and History. In 2008, she earned her Juris Doctorate. She is an Adjunct Instructor in the online MHA program at ADU, where she teaches Legal Aspects of Healthcare. She is eligible to practice law in Florida, Michigan, and Texas. Her areas of expertise include personal injury, medical malpractice, and health law.

Carl Cosaert

Charlotte Henningsen, MS, RT(R), RDMS, RVT, FSDMS, FAIUM


Office phone: (407) 303-8506

Email: Charlotte.Henningsen@adu.edu

Charlotted Hennginsen earned her master's from Golden Gate University and has been on the faculty at ADU for more than 20 years. She has been a sonographer for three decades and has served on the Boards of the Society of Diagnostic Medical Sonography (SDMS) and the American Institute of Ultrasound in Medicine (AIUM). She has written several chapters for textbooks, co-authored the Clinical Guide to Sonography, and has had several articles published in the Journal of Diagnostic Medical Sonography.

Christopher Litten, PhD

Professor of English

Office phone: (407) 303-7499

Email: Chris.Litten@adu.edu

Dr. Christopher Litten earned a PhD in Curriculum and Instruction and Rhetoric from the University of Maryland. Prior to that, he earned a Master's in Literature, with a focus on Medieval/Renaissance Literature and American Literature from the University of Maryland and a Bachelor's in English and Secondary Education from Columbia Union College. He has been on the faculty at ADU since 1999 an teaches literature and fine art classes Prior to teaching at the postsecondary level, Dr. Litten taught middle school students for three years. He has also taught fine arts, writing, and literature classes at Columbia Union College and was the director of the Washington Experience program.

Cynthia Bergs

Deena Slockett, EdD

Professor, Chief Operations Officer for ADU Online

Office phone: 407-303-7747 ext. 110-1095

Email: Deena.Slockett@adu.edu

Deena L. Slockett, MBA, EdD has spent over 20 years providing service and instruction in the areas of Radiologic Sciences, Business, Finance, Leadership, and Organizational Strategies for Adventist University of Health Sciences. She started her career in the clinical arena and later served as the Vice-Chair of the Department of Radiologic Sciences and professor for many traditional and online courses in radiologic sciences, business and healthcare administration. Dr. Slockett currently serves as the Chief Operations Officer for ADU Online. Dr. Slockett earned a Bachelor of Science in Healthcare Administration from Barry University, a Master of Business Administration from Webster University, and a Doctor of Education in Organizational Leadership from Pepperdine University. Her research in servant leadership focuses on physicians and their perceived work-life satisfaction. Dr. Slockett has presented her findings to audiences at the local, national and international platforms. She is an active speaker for topics on blended and online education technologies. Her career as a scholar, teacher, speaker, consultant and entrepreneur spans fields as diverse as radiologic sciences, educational technologies, small business, and succession planning. As an invited participant in focus groups, textbook manuscript reviews and as a review panelist for several international conferences Dr. Slockett is able to contribute to a broad scope of education and business practices.

Deziree Rada, MHSc, RDMS, RVT

Program Director for Diagnostic Medical Sonography

Office phone: (407) 303-8506

Email: Deziree.Rada@adu.edu

Deziree Rada earned an MHSc in Higher Education from Nova Southeastern University. Prior to that, she earned a Bachelor's in Health Sciences from Florida Hospital College of Health Sciences and an Associate in Diagnostic Medical Sonography from Florida Hospital College of Health Sciences. She joined the faculty of the Sonography program at ADU in 2012 and became the Program Director for Diagnostic Medical Sonography in 2017. Ms. Rada is registered in abdomen, obstetrics/gynecology, breast, and vascular technology and has worked with the Florida Health System as a general sonographer since 2006. She is a member of the American Institute of Ultrasound in Medicine (AIUM) and the Society of Diagnostic Medical Sonography (SDMS).

Diedra Howson-Barker

Dixie Dolores Whited, BS

HBS Adjunct Faculty

Ms. Whited has been working at ADU for 10 years. She facilitates the Technical Writing and Healing Words courses, under the direction of Dr. Christopher Litten. She has a Bachelor's in Interdisciplinary Studies with an emphasis in English and Psychology from the New York Institute of Technology. Her areas of expertise are writing and editing. She has worked as a newspaper reporter and a magazine editor for a variety of publications, and she currently edits a quarterly magazine Ms. Whited has written two books at the request of the Seventh-day Adventist Church: God's Amazing Creation, and Raising Godly Children in an Ungodly World. She is also a professional writer for the City of Front Royal.

Dusanka Hristic

Associate Professor

Edith Britton, MA, LMHC, NCC

HBS Adjunct Faculty

Edith Britton is a member of the adjunct faculty at ADU. She teaches psychology courses, including General Psychology, Developmental Psychology, and Abnormal Psychology for eight years. She has a Master's in Counselor Education from Rollins College, a Bachelor's in Psychology from Southeastern University and a graduate certificate in Marriage and Family Therapy. She is currently at work on a PhD in Educational Psychology. In 2015, she was named Adjunct Faculty of the Year. Along with her work as a teacher, Ms. Britton works as a consultant, providing services in areas such as behavioral health and academic success. She also plays the violin.

Elizabeth Thazhmon, MBBS

HBS Adjunct Faculty

Dr. Thazhmon earned an MBBS (equivalent of MD in the U.S.) from the Armed Forces Medical College, University of Pune in India. She is the Lead Faculty for Online Medical Terminology and Introduction to Anatomy and Physiology. She is currently adjunct faculty at ADU, where she teaches Anatomy & Physiology (Introduction & A&P I) and Medical Terminology. She has also taught A&P II & Pathophysiology. Dr. Thazhmon served as a medical officer in the Army, in the rank of Captain. She is a member of the Indian Medical association and the Qatar Medical Association. She moved to the U.S. in 2007, when she began a career in education. She also works as an online missionary with Campus Crusade for Christ.

Elizabeth Thomason, BSRS, RT(R)(CT)

BSRS Adjunct Faculty

Office phone: 407-303-8506

Email: elizabeth.thomason@adu.edu

Elizabeth Thomason graduated from Florida Hospital College of Health Sciences, now Adventist University of Health Sciences, with her A.S in Radiography, and continued to complete her Bachelor’s in Radiologic Sciences. In 2012, she became certified by the American Registry of Radiologic Technologists (ARRT) in Computed Tomography (CT). Ms. Thomason has multiple years of radiography and CT experience, both in didactic and clinical settings. She continues to work in the field of CT, enabling her to keep up with current imaging trends. Ms. Thomason how teaches in the Radiography and CT programs at ADU, and mentors students in the clinical setting.

Ernie Bursey, PhD

Professor of Religion

Office phone: 407-303-7499

Email: Ernie.Bursey@adu.edu

Dr. Ernie Bursey earned his PhD in New Testament Studies at Yale University, where his dissertation topic was Exorcism in the Book of Matthew. He also earned an M.Div. from Andrews University and a Master's in Religious Studies from Yale University. Dr. Bursey has been a faculty member of Adventist University of Health Sciences since 2001. He is currently is a Professor of Religion in the Department of Health and Biomedical Sciences. The courses he teaches include World Religions for Healthcare Professions, Bioethics, Biblical Studies, and Spirituality in Healthcare. Dr. Bursey won the Teacher of the Year award in 2009. He is a member of the Adventist Society for Religious Studies (President, 2000) and the Society of Biblical Literature.

Genese Gibson, MA, RT (R) (M) (QM)

Professor, Department Chair

Office phone: (407) 303-8506

Email: Genese.Gibson@adu.edu

Genese Gibson earned her master's degree from Webster University. She has been a member of the faculty at ADU since the beginning (1992) and helped to launch the first online degree. She currently chairs the Department of Radiologic Sciences. Ms. Gibson is a member of the American Society of Radiologic Technologists and is on the membership committee for the Association of Educators in Imaging and Radiologic Sciences. She enjoys biking, traveling, and reading biographies.

Georgina Hill, Ph.D.

HBS Adjunct Faculty

Dr. Georgina Hill has been teaching at ADU since 2008. She is also the Director of the Honors Program at Pacific Union College in California. Dr. Hill has focused her career on discovering effective methods of teaching writing to students at all grade levels (elementary through post-secondary). She is dedicated to helping her students become competent writers. She has a PhD in English from Purdue University.

Glenice Debique, PhD

Professor of Sociology

Office phone: (407) 303-7499

Email: Glenice.DeBique@adu.edu

Dr. DeBique is a Professor of Sociology at ADU and has been teaching here for 12 years. She teaches students in the graduate programs and serves as a mentor and advisor to students and faculty members. The courses Dr. DeBique teaches include Introduction to Sociology, Multicultural Applications for the Health Sciences, and the Cultural and Ethical Considerations for Health Sciences. Dr. DeBique and her students have participated in Community Engagement Programs, such as Innovative Ministries with Parents, Administrators, Children and Teachers (IMPACT). She has been in education for her entire career and has spent the past 20 years in higher ed. Dr. DeBique earned a PhD in Education.

Gretchka Mair-Hernandez

Heather Burrell

Janis Lowry, MA

Assistant Professor, Philosophy of Healthcare Coordinator

Office phone: (407) 303-7499

Email: Janis.Lowry@adu.edu

Janis Lowry is an Assistant Professor who teaches two online courses at ADU, World Civilization and World Religions She also teaches and manages the adjuncts in RELP 102/103 Philosophy of Healthcare, a course that takes an interdisciplinary approach to introducing students to the University. The course helps students construct their healthcare philosophy, with an emphasis on being a caregiver in a faith-based setting. She completed her graduate work in the U.S. and her undergraduate work in Europe.

Jason Hines, JD, MA, PhD

Assistant Professor

Dr. Jason Hines holds a PhD in Religion, Politics, and Society from Baylor University, as well as an Master's in Religion from the Seminary at Andrews University, a Juris Doctorate from Harvard Law School and a Bachelor's of Science in Political Science from the University of Connecticut. Dr. Hines is an Assistant Professor in Healthcare Administration at ADU. He teaches courses in the MHA program, including Identity and Mission, Ethical and Legal Aspects of Healthcare, and Healthcare Policy and Politics. Before making the move to academia, he was a litigator for five years in Philadelphia and spent seven years leading seminars on constitutional law and religious liberty at churches.

Jena Heflin, MBA, RT(R)

Assistant Professor

Office phone: 407-303-8506

Email: jena.heflin@flhosp.org

Jena Heflin earned her Associate Degree and Bachelor of Science in Radiologic Sciences from Adventist University of Health Sciences before earning her MBA in Business Administration from Southern Adventist University. She is a Certified Medical Office Manager (CMOM) and currently manages a pediatric hematology oncology practice. She is also a member of the American Society of Radiologic Technologists. She enjoys cooking, gardening, and sewing in her free time.

Jennifer Clark, MSN, FNP, RN

Nursing Adjunct Faculty

Jennifer Clark is an Associate Professor in the Department of Nursing, RN-BSN option. The courses she teaches include Health Promotion & Assessment for RNs (NRSG 335) and Gerontological Nursing (NRSG 375). Ms. Clark has a deep background in health promotion and has published papers and presented on topics that include blended learning and interactive instruction. She is a member of the National League of Nursing, Florida Nurses Association, and the Central Florida Nurse Practitioner Council. She earned her BSN from Florida State University and her MSN (Family Nurse Practitioner) from the University of Central Florida.

Kelly Mumbert, MBA, RVT, RDSC

Assistant Professor

Office phone: (407) 303-8506

Email: Kelly.Mumbert@adu.edu

Kelly Mumbert earned a bachelor's degree and a master's degree from the University of Central Florida. She is an Assistant Professor at ADU, where she has taught since 2012. Additionally, Ms. Mumbert is certified in adult echocardiography, vascular technology, and in pediatric echocardiography. She is a member of the Society of Diagnostic Medical Sonography and the American Society of Echocardiography (ASE). She is a reviewer for the JDMS, serves on the SDMS CME committee, and speaks at national and local society meetings.

Kim McManus, PhD

MHA Adjunct Faculty

Dr. McManus has been an Adjunct Instructor at ADU since 2013, when she joined the staff of Florida Hospital. She currently consults internally with Adventist Health System’s eight-campus Florida Hospital network and is an expert facilitator for large and complicated projects, providing support for the integration of organizational cultures and business priorities among stakeholders with diverse interests. Dr. McManus is adept in the tools and techniques of project and change management, and an authority on the development of team effectiveness to support successful achievement of business objectives. She holds professional credentials from organizations such as Development Dimensions International (DDI), Prosci, Inc., and the Center for Creative Leadership (CCL). She has a PhD from George Washington University School of Business.

Kristin James

Larry Engel

Leanna Neubrander, M.H.Sc., RT(R)(CT)

Associate Professor, Director for Strategic Development and Engagement for ADU Online

Office phone: 407-303-7753

Email: leanna.neubrander@adu.edu

Leanna Neubrander earned her Associate Degree in Radiography and Bachelor of Science Degree in Radiologic Sciences from Adventist University of Health Sciences, as well as an MHSc in Health Sciences with a concentration in Higher Education from Nova Southeastern University. She has a been a member of the faculty at ADU since 2006. She is the lead instructor for the computed tomography (CT) courses in the BS Radiologic Sciences program. She also serves as the Director for Strategic Development and Engagement for ADU Online. In addition to being certified and proficient in radiography and CT, Ms. Neubrander has training in magnetic resonance imaging (MRI). She is a member of American Society of Radiologic Technologists (ASRT) and Association of Educators in Imaging and Radiologic Sciences (AEIRS). She has also served as an Item Exam Writer for the CT Certification Examination administered by the American Registry of Radiologic Technologists (ARRT). Due to her research and publication on tailoring instructional strategies to each student's level of clinical experience, she received the ADU Merit Award for Scholarship in 2012.

Leesuk Ferencsik, Ph.D., RN

Assistant Professor

Office phone: (407) 303-7893

Email: Leesuk.Ferencsik@adu.edu

Lisa Goolsby, PhD

MHA Adjunct Faculty

Dr. Lisa Goolsby teaches marketing at ADU. Additionally, she is the current CEO for Impact, where she provides clients with direction and insight into marketing research and strategy, and is also the CEO for Wired Coffee Bar, LLC., a growing coffee business. Dr. Goolsby was President of the American Marketing Association, Indiana Chapter, from 1996 to 1997. During her time in that role, the chapter received an Excellence Award for Membership. Dr. Goolsby earned a PhD in Marketing from Northcentral University, an MBA in Marketing from Indiana Wesleyan University and a BBA in Marketing from La Sierra University.

Lukus Staup, BS, RT (R) (MR)

BSRS Adjunct Faculty

Office phone: 407-303-8506

Email: lukus.staup@flhosp.org

Lukus Staup earned his associate and bachelor's degrees from Adventist University of Health Sciences. He is a Clinical Instructor in Imaging Sciences at ADU, where he teaches MRI and diagnostic x-Ray courses. Mr. Staup has worked in MRI for the past 11 years.

Lynelle Callendar, DNP, RN, PHN, INS, MPH, C.

Associate Professor, Vice Chair Online Nursing

Office phone: (407) 303-7893

Email: Lynelle.Callender@adu.edu

Lynn Rowe, PhD, RN

Nursing Faculty

Dr. Lynn Rowe is an Adjunct Instructor in the Department of Nursing. She currently teaches Pathopharmacology in the online RN-BSN program. Beginning in the summer of 2018, she will teach the Theoretical Foundations course for the online RN-MSN program. Dr. Rowe has nine years of experience in adult critical care, with a focus on multisystem intensive care patients, plus 12 years’ experience as a clinical specialist for critical care and three years of experience as a nurse educator of multisystem and neurological services. She is currently a Nurse Research Scientist at Florida Hospital. Dr. Rowe earned her PhD in the Philosophy of Nursing from the University of Arizona, an MSN from the University of Phoenix, and a BSN from Florida State University.

Nadia Edwin, PhD

Assistant Professor of Chemistry

Office phone: (407) 303-7499

Email: Nadia.Edwin@adu.edu

Dr. Nadia Edwin earned a PhD in Chemistry from Louisiana State University. Her dissertation topic was "The characterization of beta-amyloid peptide associated with Alzheimer's disease and peptide interaction with novel inhibitors." After earning her PhD, she was a Post-Doctoral Fellow at the National Research Council (Polymers Division, National Institute of Standards and Technology in Gaithersburg, Maryland). She is an assistant professor of Chemistry at ADU and she hopes to share her passion for chemistry and learning with her students. She believes it is essential that students develop a solid foundation in the basic principles of chemistry, as well as modern techniques and applications. Dr. Edwin intends to further challenge herself in the near future by melding her biopolymer background and understanding of nanoparticles-polymer dynamics, in combination with other personal research interests (such as colloids, bio-inspired materials, polymer and polyelectrolyte dynamics, nanotechnology, and hydrogelation of small molecules) to develop new approaches and technologies that can improve the quality of human life.

Rhadames Lizardo, PhD

Professor of Finance, Accounting, and Economics

Office phone: (407) 303-5711

Email: Radhames.Lizardo@adu.edu

Dr. Radhamés Lizardo earned his PhD in finance from the University of Texas-PA. Prior to that, he received an MBA from Inter-American University of Puerto Rico, as well as a Master’s in Accounting (MSA) from the University of North Texas. He earned a Bachelor's in Accounting (BSA) from Antillean Adventist University. Dr. Lizardo is a Professor of Finance, Accounting, and Economics at ADU. Additionally, he is a CPA in Florida and has extensive professional experience in accounting, taxes, auditing, and finance. He has had articles published in the Journal of International Financial Markets, Institutions & Money, the Cato Journal, the Journal of International Trade and Economic Development, Global Economy Journal, Energy Economics, and Business Studies.

Rilla Taylor, Ed.D., RN

Nursing Adjunct Faculty

Office phone: (407) 303-7893

Email: Rilla.taylor@my.adu.edu

Roland McKenzie, EdD

HBS Adjunct Faculty

Roland McKenzie earned an EdD in Education Administration from the University of Southern California, as well as a Master's in History from Pepperdine University and a Bachelor's in History from Washington Adventist University (fka Columbia Union College). He is an adjunct professor in the Health and Biomedical Sciences department, where he teaches history courses. Additionally, he is a retired SDA Education Administrator. In his spare time, he enjoys reading and jogging.

Roy Lukman, PhD


Dr. Roy Lukman earned a PhD in Educational Psychology from Andrews University, with a concentration in research and measurements. He also earned a Master's in Educational Psychology and Counseling from Andrews University and a Bachelor's of Science in Behavioral Science from Atlantic Union College. Dr. Lukman has been at ADU since 2010 and is currently a professor and the Director of Institutional Effectiveness. He serves as the Chair of the Scientific Review Committee for the University, which consults on research design and statistical analysis for both faculty and students at ADU. Additionally, he has co-authored a number of articles, including "A Randomized, Single-Blinded Pilot Study Evaluating Use of Laparoscope or a Cystoscope for Cystoscopy During Gynecologic Surgery," which was published in the Journal of Minimally Invasive Gynecology in 2012.

Salameh Ghassan, Ed.D.

HBS Adjunct Faculty

Salameh Ghassan is an adjunct faculty member for the online Master of Healthcare Administration programs and teaches courses in management. Dr. Ghassan received his Doctorate of Education degree in Educational Administration and Supervision from Tennessee State University. He also holds an MBA in Finance and Financial Management Services from Alabama Agricultural and Mechanical University, and a Bachelor’s degree in Economics from Jacksonville State University.

Seemi Usmani

Shelly-Ann Taylor, MS

Assistant Professor of Mathematics

Office phone: (407) 303-7532

Email: Shelly-Ann.Taylor@adu.edu

Shelly-Ann Taylor is an Assistant Professor of Mathematics at ADU. She joined the faculty in 2011. Prior to that, she earned a Master's in Applied Mathematics from the Florida Institute of Technology. Ms. Taylor strives to help her students develop an appreciation of and aptitude for mathematics. She hopes to show students how math can apply to the healthcare field.

Tammy Jo Stearns, MS, RDMS, RVT, RT(R), FSDMS

BSDMS Adjunct Faculty

Ms. Stearns is an Adjunct Professor for ADU's online Diagnostic Medical Sonography program. She teaches Diagnostic Imaging and Advanced Specialties in Sonography. Additionally, Ms. Stearns is the President of the Society of Diagnostic Medical Sonography (SDMS) (2017-2019) and was the President-Elect for the SDMS (2015-2017). She served two terms on the Board of Directors for the SDMS and six terms on the Government Relations Committee. She is a member of the Heartbeat International Medical Advisory Committee. She has a Master's in Administrative Studies with an emphasis in Communication, a Bachelor of Science in Radiologic Technology, and certificates in Diagnostic Medical Sonography and Radiologic Technology.

Veon Stewart, EdD

Assistant Professor of Mathematics

Office phone: (407) 303-7499

Email: Veon.Stewart@adu.edu

Dr. Stewart serves as an Assistant Professor of Mathematics, specializing in algebra and statistics. She obtained her Master’s and Doctoral Degrees in Mathematics Education from Florida State University and holds a Bachelor’s Degree in Secondary Mathematics from Northern Caribbean University, formerly West Indies College. Dr. Stewart is a member of the American Mathematics Association of Teachers of Two-year Colleges (AMATYC) and National Council of Teachers of Mathematics (NCTM). She has been teaching mathematics for over 30 years and presented across the country on various topics in mathematics and education.

Zdravko Stefanovic, PhD

Professor of Religion

Office phone: (407) 303-7499

Email: Zdravko.Stefanovic@adu.edu

Dr. Stefanovic is a Professor of Religion at ADU. He has studied in Croatia, France, and the U.S., focusing on biblical languages and interpretation. Dr. Stefanovic has contributed to the Anchor Bible Dictionary, New Interpreter's Bible Dictionary, Andrews Study Bible and Andrews Bible Commentary. He wrote "The Aramaic of Daniel in the Light of Old Aramaic," which was published by Sheffield Academic Press, England. "Wisdom to the Wise," a commentary on the book of Daniel, was published by Pacific Press in 2007. Prior to joining the faculty at ADU, he taught at Walla Walla University and at various universities in the Asian-Pacific region.