Ann Messer, MD, is a board-certified family physician who has been practicing family medicine and urgent care for 30 years. With over a decade of experience in Global Health, Ann founded One Good Turn to give health workers around the world the tools and knowledge to build self-sustaining, healthy communities. A graduate of Rush Medical School in Chicago, Dr. Messer did her residency work at Harvard in a triad of internal medicine, psychiatry, and family practice. Dr. Messer was named a Fulbright Specialist by the US Department of State for her work developing a clinical competency curriculum in Cambodia. She was recently awarded the Inspire Humanitarian Award by the United Nations Association Austin Chapter. Dr. Messer lives in Austin with her husband Tim; their three grown children are nearby, and together they enjoy outdoor sports, good food, and the family dog, Ziggy.

Timothy Hines, MD, founder and past president of Central Texas Kidney Associates, is a board-certified nephrologist and a brilliant clinician. Dr. Hines attended the Baylor College of Medicine, did his residency at Rush Presbyterian St. Luke's in Chicago, and completed a fellowship at Harvard Medical School. Married to Ann, he has long and enthusiastically supported the mission of One Good Turn. Tim has shared in Ann's medical mission work from the beginning and provides a valuable perspective on the development of One Good Turn. He's also her partner in raising their three fantastic college-age kids. 

Gregg Waddill has 50 years' experience as an attorney. He has worked in the for-profit, not-for-profit and public sectors of the health care industry. Gregg has served as general counsel for several hospitals, held a number of senior health care management positions and been in private practice since 2002 in Austin, Texas. Gregg holds a Bachelor of Business Adminsitration from the University of Texas at Austin, a Juris Doctorate from the University of Texas School of Law, and a Master of Public Health from the University of Texas Health Science Center at Houston. 

Alan is recently retired from a varied career encompassing medicine, law, and chemistry. He holds a Ph.D. in physical chemistry from the University of Pennsylvania; an M.D. from Boston University Medical School, and a J.D. from Suffolk University. Alan practiced medicine for a dozen years as an academic physician with board certification in Internal Medicine and Nephrology. He was on the faculty of Harvard Medical School and the University of Massachusetts Medical School, at both of which he taught, provided clinical care, and conducted independent basic research in immunology and transplantation. In 1998, Alan transitioned from medicine to law, in which he practiced as a registered patent attorney before the United States Patent and Trademark Office in three law firms in Boston until he retired in July 2022. While practicing law, Alan served for several years on the board-like Innovation Series Committee of the MIT Enterprise Forum of Cambridge.

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Alan is married and has three grown sons living in Washington, D.C., Boston, and Denver. He is an avid oarsman, cyclist, skier, and traveler. Alan cares deeply about global access to healthcare and education.

Tony Macie works in strategic development for multiple organizations. As Founder and CEO of Expert-Exchange, an organization that connects veterans with development projects in post-conflict countries, Tony was an integral part of OGT's initial projects in Cambodia. Tony's post-graduate education is in Mandarin and business studies. He provides guidance, stellar advice, and in-country project support. 

Lilian Estrada is a graduate of the University of Texas at Austin with a degree in English and minor in Journalism. She is originally from San Juan, Texas, located in the Rio Grande Valley in deep South Texas. She began working with One Good Turn as a Development Intern, where she found a passion for nonprofit management and development. As Director of Operations, Lilian manages the daily administrative operations and programming of One Good Turn. Working with One Good Turn, Lilian hopes to aid in the process of providing essential health resources to communities worldwide. In her free time, Lilian enjoys reading, spending time outdoors, and holding her roommates as captive taste-testers for her cooking endeavors. 

Addison Scales is a current undergraduate student at the University of Texas at Austin. She is majoring in nutrition while also completing an interdisciplinary certificate in social inequality, health, and policy and a minor in anthropology. During her time at UT, Addison has interned with a community clinic in her hometown of Amarillo, Texas, and worked with the Austin nonprofit Girlstart to teach elementary girls STEM topics. Additionally, she studied public health in India for a semester where she conducted research on menstrual equity. After graduating from UT, Addison plans to pursue a career in global health with a focus on public health and applied anthropology. In her spare time, Addison enjoys traveling, outdoor recreation, reading, and dancing.

Kylee Ahlstedt is a graduate of the University of Texas at Austin, having received a Bachelor of Science and Arts in Biology, a minor in Italian and an interdisciplinary certificate in social inequality, health and policy. She began working with One Good Turn as a Medical Programming Intern, exploring her interest in the social determinants of health and developing her passion for culturally competent healthcare. She is thrilled to continue supporting OGT as a Medical Programming Associate, aiding in the research process and development of accessible medical resources for our partner communities. Kylee also currently works in a patient care role while preparing for acceptance into a physician assistant program, hoping to concurrently pursue a Master of Public Health. Outside of work, Kylee enjoys backpacking, weight training, and trying new coffee shops.

Viana Phan is a graduate of the University of Texas at Austin with a Bachelor of Science in Public Health and specialization in Behavioral and Social Sciences. She initially joined One Good Turn as a Communications Intern to design graphics and make health information more accessible and understandable. As a Medical Programming Associate, she looks forward to engaging with our community partners to develop medical resources that educate and empower them to take control of their health. Outside of OGT, Viana works as a vision therapist and is currently applying to medical school. In her free time, she enjoys board game nights with friends and exploring hiking spots around Austin.​

Eva Strelitz-Block is currently a 3rd year undergraduate student at the University of Texas at Austin. She is majoring in Anthropology and Plan II Honors while pursuing Certificates in Spanish and the interdisciplinary Bridging Disciplines Program, Patients, Practitioners, and the Cultures of Care. After graduation, she plans on attending medical school and dreams of working in the global health space for the Peace Corps. As a Medical Research & Programming Intern, Eva is excited about the opportunity to engage her interests in the cultural aspects of medicine and health care delivery. In her free time, Eva can be found playing board games with friends, going on long walks, and swimming in Barton Springs.