Course Co-Directors

Ronald Pust, MD

Professor, Family and Community Medicine (FCM)
Director, Office of Global and Border Health

Joint appointment in the College of Public Health

Ron Pust, MD, is a family physician who is also board certified in public health/preventive medicine. He sees international health as part of the College of Medicine commitment to underserved people.

Dr. Pust's first four years experience as a physician was with the Centers for Disease Control (1969-1973), working for two years in the Navajo Area Indian Health Service, followed by two years in Nigeria after its civil war.

His most formative experience as a clinical and public health generalist was at a 120 bed provincial hospital in the highlands of Papua New Guinea from 1973 to 1979. In 1979, when he joined the University of Arizona faculty where he has developed training courses for health care professionals who plan to work in less developed countries. Rather than seeking shortcuts or substitutes merely for the sake of economy, he seeks to promote intellectually sound but efficient ways of diagnosing and treating problems in underserved settings in the USA and abroad.

On a 2004-05 sabbatical, he was founding chair of Family Medicine at Moi University in Kenya. In early 2009, he was a Yale Scholar in Global Health at Orotta Medical School in Eritrea.

Tracy Carroll, PT, MPH

Tracy Carroll, PT, MPH, is a practicing physical therapist at Banner University Medical Center South and a clinical lecturer for UA COM Office of Diversity and Inclusion. She is Co-Director of the COM Global Health Distinction Track. Her passion is liberation medicine, linking health with social and economic justice. She works in the Arizona-Mexico border and Tucson refugee communities promoting health, safety and economic security.

Most of her international work has been in Mexico and Central America. She has worked with community health clinics and microcredit organizations in Mexico and Central America for over 20 years. Currently she is working with two Mexican NGO projects just south of the border in Nogales, Sonora: EnComun, a microcredit project with health Education and ARSOBO (ARizona, SOnora, BOrder) a working group to oversee a not-for-profit "social business" including the fabrication of "all terrain wheelchairs” run by person's in wheelchairs for persons in wheelchairs. She is monitoring the impact of improved mobility and access to credit with education on the health and economic security with the individuals and families within their borderland communities.

The following Thomas McKeown quote reflects her approach to global health: "Improvement in health is likely to come, in the future as in the past, from modification of the conditions which lead to disease, rather than from intervention into the mechanisms of disease after it has occurred."