School of Health Management
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Faculty and Staff

Staff : Health Administration : Health Education : Public Health : Public Health - Dental Emphasis

Tammy L. Chavis, Ph.D., MBAKatia Dardompré Chamberlain, Ed.D., M.P.H.

Katia Dardompré Chamberlain is an adjunct professor at ATSU’s School of Health Management in the Public Health program. She received her Ed.D. degree in educational leadership and special education from Nova Southeastern University  and an M.P.H. degree with a specialization in health policy and management from Florida International University. She has been an educator for over nine years. She was a professor of health services administration and public health for over three years. Additionally, she has taught at the middle school and high school levels for over six years. Dr. Chamberlain’s research interest is in health literacy and race and their effects on health outcomes.

V. James Guillory, D.O., M.P.H., FACPMV. James Guillory, D.O., M.P.H., FACPM

V. James Guillory is a professor of public health at the School of Health Management at A.T. Still University, as well as an adjunct associate professor in the Department of Preventive Medicine and Public Health at the University of Kansas Medical Center.

Dr. Guillory has served on numerous committees and boards related to preventive medicine and public health, locally and nationally. He has taught numerous courses on epidemiology, biostatistics, research design and methodology, and maternal and child health. Dr. Guillory practiced family and emergency medicine for 12 years prior to retraining in preventive medicine and public health. He spent much of his time in practice working with the Public Health Service in medically underserved, rural areas. He has also served as a district and county medical director in local and regional public health agencies. He has completed fellowships in healthcare leadership and public health policy and leadership. Dr. Guillory is board certified in family medicine and in preventive medicine and public health.

Dr. Guillory's primary research activities focus on the determinants of maternal and child health, particularly focusing on those factors that lead to disparities in birth outcomes. His research includes examining factors related to the prevention of infant morbidity and mortality, the prevention and treatment of childhood obesity, and the association between insurance status and health.


David Line Denali, Ph.D., M.P.H., M.S.W. David Line Denali, Ph.D., M.P.H., M.S.W.
Assistant Professor

David Line Denali received his Ph.D. from the University of New Mexico in health, physical education, and recreation in 2004. He has a master’s in public health from the University of New England and a master’s in social work from the State University of New York at Albany. He received a B.S. in hotel administration with a joint major in Africana studies and research from Cornell University. Dr. Line Denali’s professional experience has been in behavioral health, emergency preparedness, and public administration. For 15 years he coordinated a behavioral health program for the Supreme Court of Arizona with a focus on adjudicated youth and service learning. Most recently he has been a public health emergency preparedness division manager and provided services as an incident commander for the New Mexico State Police. Pre-hospital medical experience includes providing EMT services at Yosemite and Grand Canyon National Parks. He is also a member of the National Ski Patrol.

Previous academic appointments were at Green Mountain College, Springfield College, and The University of New England. His academic interests include emergency preparedness, international public health, environmental economics, and financial management in the public arena. He has conducted research on the impact of water shortages on public health, the impact of health education on student’s self-concept, and the effectiveness of the incident command system within public health. He is currently concluding a 10-year study on injury rates in endurance sports and is working on International Border Health Issues.

Dr. Gregory Loeben Gregory S. Loeben, Ph.D.
Associate Professor

Greg Loeben received his Ph.D. in philosophy from the University of Arizona in 1998, where he specialized in medical ethics, social and political philosophy, and the philosophy of law. His current areas of interest include public health ethics, clinical ethics, end-of-life care, and medical humanities. He also holds a degree in environmental studies.

Prior to A.T. Still University, Dr. Loeben held primary faculty position at Midwestern University in Glendale, Ariz., where he established and ran a master's program in bioethics, and at the University of Pennsylvania in Philadelphia, where he helped develop a bioethics network and outreach program within the UPENN healthcare system. He has also held adjunct faculty position at Arizona State University's Barrett Honors College, Southwest College of Naturopathic Medicine, and Grand Canyon University's College of Nursing.

Dr. Loeben currently serves as a clinical ethicist at several hospitals in the Phoenix area and as a consultant to numerous other healthcare organizations. He has an extensive background working with healthcare ethics committees and research institutional review boards, both as a trainer and as a member. He has published broadly on medical ethics, including work on medical futility, end-of-life decision making, reasonable suspicion in child abuse, ethical issues in genetic screening, and the nature of teaching ethics to professional students. He is regularly invited to speak to public and professional groups on a wide range of medical ethical issues, giving more than 100 such presentations to date.


Christopher Miller, D.H.Sc.Christopher Miller, D.H.Sc.

From 2001-10, Christopher Miller owned a private healthcare company that provided home care services, consulting, education, and support to both patients and healthcare professionals. Dr. Miller now focuses on consulting and health education. He also owns a small education company offering educational course design and professional development in the health field for healthcare companies. Prior to starting his company, he worked as the manager of a residential care facility and has clinical experiences working as a certified occupational therapy assistant on the rehab wing of a major hospital in Ft. Lauderdale, Fla.

Dr. Miller serves on several boards and is active in the nonprofit sector, currently serving as secretary of the South Florida Scleroderma Foundation Chapter and on the scholarship committee for the local Coalition on the Aging.

Most of his research has been internal research as part of consulting work or his doctoral internship. He is currently working on a qualitative study based on numerous visits to non-profits in Rural South Africa, exploring the common concerns and barriers among non-profit leaders.

Dr. Miller holds an associate of arts degree in occupational therapy assisting, a bachelor’s of science in health services administration from Barry University in Miami, a master’s degree in healthcare management from St. Thomas of Miami, and a doctorate of health sciences from Nova Southeastern University in Ft. Lauderdale, Fla.


Ann Nevers, L.L.M. Ann Nevers, L.L.M.

Ann Nevers has a law degree from the University of Utah law school, and an L.L.M. in health law from St. Louis University. Her professional experience focuses on business compliance including healthcare, general business, and employment, as well as dispute resolution through processes of arbitration and mediation. She is an arbitrator through a number of national alternative dispute resolution panels including the American Arbitration Association arbitration panel, American Health Lawyers Association ADR panel, Financial Industry Regulatory Authority. She has also serviced on appeals panels and regularly chairs pre-litigation medical malpractice hearings in her state.

In addition, Nevers has experience teaching law, ethics, policy, and general business courses in both the classroom and online setting. Her experience also includes curriculum development and online faculty mentoring. Her areas of writing interest include health law and policy, legal compliance, and dispute resolution. She has published legal academic articles related to dispute resolution, medical malpractice arbitration, and ERISA law. In addition, she has published legal updates for compliance manuals for more than 10 years including chapters on employment and labor, public health, and appeals and settlements. Her updates include information for medical group practice legal compliance, emergency department legal compliance, perinatal legal compliance, pharmacy department legal compliance, and dispute resolution manuals.

Michael E. Samuels, Dr.P.H.Michael E. Samuels, Dr.P.H.

Michael E. Samuels is professor of the M.P.H. program at ATSU’s School of Health Management. He is the emeritus endowed chair and distinguished scholar in rural health policy and research and professor of family medicine at the University of Kentucky College of Medicine. He is former professor and chair of the Department of Health Services Policy and Management at the Arnold School of Public Health, University of South Carolina, and founding director of the South Carolina Rural Health Research Center.

He is a nationally known health services researcher with a long record of supported research and numerous journal articles on rural health, health professions. His teaching has focused on health policy and politics and public health history. He has a B.A. in political science from Guilford College in Greensboro, N.C., an M.A. in public administration from George Washington University in Washington, D.C., and a Dr.P.H. in public health administration from the University of North Carolina Gillings School of Global Public Health in Chapel Hill, N.C.

He served as principal assistant to the Surgeon General C. Everett Koop, legislative health aide to Congressman Richard Gephardt, fellow of the Institute of Medicine, National Academy of Sciences, deputy director of National Health Service Corps, and director of Community and Migrant Health Centers. Dr. Samuels has received all the civilian awards available from the U.S. Department of Health and Human Services and received the Distinguished Educator Award (2010) from the National Rural Health Association.

Dr. Samuel’s research interestes include rural health services, health policy and politics, health disparities, U.S./Mexico border health issues, and health workforce.


Mary-Katherine Smith, Dr.P.H., M.P.H., MCHESMary-Katherine Smith, Dr.P.H., M.P.H., MCHES
Assistant Professor

Mary-Katherine Smith is an assistant professor with ATSU’s School of Health Management M.P.H. program. Dr. Smith holds a doctorate of public health with an emphasis in social and behavioral sciences from the University of North Texas Health Science Center in Fort Worth, a master’s in rural public health from Texas A&M University Health Science Center, and a bachelors in biology from Texas A&M University. She is also a Certified Health Education Specialist. Dr. Smith has extensive experience in epidemiology, program planning, and community health; with experience working in the non-profit sector, government sector as well as in academia. She has been with ATSU since 2007.

Dr. Smith’s research interests include emergency preparedness, cultural disparities, and maternal and child health issues. She has published multiple research articles in pandemic planning and emergency preparedness, and presented at national conferences. She has also served as a national spokesperson for the American Heart Association as well as chair of the American Heart Association Cultural Health Initiatives Tarrant County Task Force. She is a member of the National Society of Public Health Education and the U.S. and Texas Public Health Associations, and the National Rural Health Association. She was actively involved in multiple public health and pandemic influenza planning groups and served on multiple boards. She participates in yearly medical mission trips to Central America.