Sealy Institute for Vaccine Sciences Clinical Trials Program Team Welcome Team Volunteers Recruiting Now Current Studies Previous Studies For Sponsors Contact/Find Us Meet the Team Our investigators, research nurses and coordinators are experienced in all phases of vaccine clinical trials from first-in-human Phase I studies through Phase IV post-marketing studies. Richard Rupp, MD Director/Principal Investigator Lemuel Aigbivbalu, MD Sub-Investigator Megan Berman, MD Sub-Investigator Laura Porterfield, MD Sub-Investigator Diane Barrett, MS, CCRP Operations Manager Cori Burkett, PA-C PA/Coordinator Gerianne Casey, RN Research Nurse Robert Cox, RN Research Nurse Kellie Donahoo, RN, BSN Research Nurse Amy McMahan, LVN Research Nurse Kristin Pollock, RN, CCRP Research Nurse