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About Us

Our team is committed to creating a new culture of safety in health care for Texas by challenging traditional thinking to eliminate preventable harm. We are focused on reducing medical errors and assuring Texans receive the highest quality of health care through extensive education, community outreach initiatives and quality improvement programs.

Leadership Team


Jessica Maack Rangel, MS, RN, ASPPS
Director, Nurse Executive
Lillee Gelinas, MSN, RN, CPPS, FAAN
Senior Fellow, Nurse Executive
Randy Martin, PharmD, BCCCP
Senior Fellow, Associate Dean for Clinical Affairs & Associate Professor, UNT System College of Pharmacy
David Farmer, PhD, LPC, LMFT
Senior Fellow, Director of Interprofessional Education and Practice Assistant Professor Medical Education
Teresa Wagner, DrPH, MS, CPH, RD/LD
Senior Fellow, Assistant Professor Department of Health Behavior and Health Systems
Subhash Aryal, PhD
Senior Fellow, Associate Professor of Biostatistics and Epidemiology
Steffini Stalos, DO, MS, FCAP
Senior Fellow, Adjunct Faculty
Katie Shanklin, MA, BA
Communications Manager