Preventative Health Informatics & Spatial Temporal Analysis

Affiliated Researchers


Akom Phosuwan, MS, RN is a doctoral student of SHIS with IT and Nursing background. He has a Master of Science in Information technology and Bachelor Nursing degree from Thailand. He works as a faculty teaching nursing informatics class at Boromarajonani college of Nursing Suphanburi, Thailand. In addition, he is an adjunct faculty teaching Public health informatics at Sirindhorn College of public health Suphanburi. He is interested in open source technology that can be applied to nursing and public health. His previous research was related to a Web-based GIS technology that using for emergency preparedness. 

AnnaMay Chen, MD served as an emergency room physician for more than a decade. She worked for Buddhist Tzu Chi General Hospital (Hualien, Taiwan) as attending physician in Department of Emergency from September 1996 to December 2007. Dr. Chen earned her medical degree from Yangon, Myanmar (formerly known as Burma). Dr. Chen is managing emergency preparedness and response and Asian American Health projects for PHISTA.

Ashish Joshi M.D., M.P.H. is a researcher of PHISTA Lab, UTSHIS. He is Research Assistant Professor at the Department of Information Systems, University of Maryland Baltimore County and also holds an affiliate appointment at the U.S. Department of Veteran Affairs, Baltimore VA. He has a medical degree from India and obtained his Masters in Public Health (majors in Epidemiology and Biostatistics) from Boston University School of Public Health and a certificate in Public health Informatics from University of Maryland, College Park. His research interests are public health informatics, chronic disease management, computer-mediated health education and health outcomes. He has designed and implemented computer mediated health education programs for the veterans and nurses at various VA clinical sites. He is pursuing his Ph.D. in public health informatics from the University of Texas School of Health Information Sciences.

Francisco Soto Mas is an Associate Professor of Health Education in the Department of Teacher Education, University of Texas at El Paso. He has a medical degree from the University of Granada, Spain, a PhD in Health Promotion from the University of New Mexico, and a Master’s in Public Health from the University of Arizona. Francisco Soto Mas has more than 20 years of professional experience in medicine and public health as a practitioner, researcher and academician. His areas of expertise include chronic disease prevention and control, program planning and evaluation, health behavior theory, Latino health issues, bioterrorism, and health communication and health literacy. 

F. Alice Yan, MD, PhD  is Assistant Professor of University of Texas @ San Antonio, and affiliated research member of PHISTA Lab. She earned PhD degree from University of Maryland College Park with a focus on public and community health. She has co-authored in more than 20 peer-reviewed journals and was PI for a grant supported by the RWJF.

Roxana Maffei, PhD, RN  is a postdoctoral fellow in school of biomedical informatics at Columbia University. She has a PhD Degree from School of Biomedical Informatics of UTHealth, and a Bachelor of Science in Nursing both from the University of Pennsylvania. She is a registered nurse and has experience in project management, systems analysis, and strategic planning. Roxana has published several articles on the subjects of informatics, telehealth, and health information exchange.

Tuan D. Le, MD, MPH, DrPH  is a chief bio-statistician of the PHISTA Lab and a Post-Doctoral Fellow at the Department of Medicine/Infectious Disease, UT Health Science Center at San Antonio School of Medicine. Dr. Le served as a clinical research consultant/biostatistician for Dallas VA Medical Center and Dallas VA Research Corporation, Inc, in HIV antiretroviral treatment regimens. He served as clinical trial project coordinator specializing in biostatistical design and analysis at the Health Prevention Research Information Medical (SPRIM USA). He also worked as an independent research consultant for several doctoral students and organizations to conduct research in type 2 diabetes, physical activity, health outcome research, medical malpractice, and human trafficking issues. He earned Dr.PH degree in clinical research and MPH degree in health management and policy from the University of North Texas Health Science Center at Fort Worth and MD degree in medicine from Vietnam. He worked as a physician and clinical instructor in infectious diseases and epidemiology in Vietnam. He has been working with the diverse refugee, immigrant population in Dallas-Forth Worth area for more than 10 years. His dissertation focused on clinical outcomes research and thesis topic focused on barriers to access health care among Vietnamese refugee and immigrant population in Dallas-Fort Worth. His research interests are hepatitis B, genetic factors effect on treatments and vaccinations for HIV/AIDS, health outcome research, and applied clinical research informatics.