HPRC Team

Our team draws on the experience of professionals from a variety of areas to collect, filter, translate, and publish the best and most recent evidence-based information on human performance optimization. At the head of the organization is its Interim Director, Dr. Jeff Leggit.

Dr. Jeff Leggit
Interim Executive Director

MD, CAQSM

Dr. Jeff Leggit is the Interim Executive Director for the Consortium for Health and Military Performance (CHAMP) in the Department of Military and Emergency Medicine and a professor at the Uniformed Services University. He retired after 25 years of military service in the Army Medical Corps as a Colonel.

Dr. Leggit is a Board-certified Family Physician with a certificate of added qualification in Primary Care Sports Medicine as well as a medical acupuncturist. He currently serves in a variety of roles in the Family Medicine Department and the University. Dr. Leggit is the Vice Chair for the department and the Director of Healthcare Operations for the University Family Health Center. He also is the clinical module director for the Musculoskeletal Curriculum for the School of Medicine. In addition, Dr. Leggit is one of the key faculty for the National Capital Consortium’s Primary Care Sports Medicine Fellowship.

Josh Kazman, MS
Biostatistician

Josh Kazman has worked on military-specific analyses covering health behaviors, heat illness, health disparities, psychometrics, and measurement. Read More double down arrow icon
Katie Kirkpatrick, MS, RD, CSSD
Senior Environment Nutrition Manager

Katie Kirkpatrick is responsible for the operational oversight of nutrition-environment education and research initiatives, including the Go for Green® program. Read More double down arrow icon
Kierra T. Sarfo-Kantanka, BS
Program Manager

Kierra Sarfo-Kantanka is project manager for the Warrior Heat- and Exertion-Related Events Collaborative (WHEC) and educational resources on the WHEC website. Read More double down arrow icon
Lauren A. Messina, PhD, LCMFT, DipACLM
Senior Scientist

Dr. Lauren Messina is a senior scientist at CHAMP. She is experienced in evidence-based research, health strategies to improve performance, and holistic approaches to wel Read More double down arrow icon
Maria McConville, MS, RDN, CPT
Senior Nutrition Health Educator

Maria McConville designs and delivers nutrition presentations, creates nutrition-related content for HPRC, and helps integrate nutrition into Total Force Fitness. Read More double down arrow icon
Melissa Reichley, MA
Senior Technical Writer/Editor

Melissa Reichley is a senior technical writer and editor for CHAMP’s HPRC website and related content. She has worked in communications for more than 25 years. Read More double down arrow icon
Melissa Rittenhouse, PhD, CSSD
Nutritionist and Exercise Scientist

Dr. Melissa Rittenhouse is a Nutrition and Exercise Scientist. She conducts and translates human performance research. Read More double down arrow icon
Micaiah Corely, MS, ATC, FMS
Rx3 Project Manager & Education Specialist

Micaiah Corley is an Education Specialist with HPRC who serves as the Project Manager for the rebuild of the Rx3 program. Read More double down arrow icon
Misty “Indigo” Adams, MS
Senior Technical Editor

Misty Adams is responsible for editing content prior to site deployment. Read More double down arrow icon
Sahaja Surapaneni, BS, BA
Mental and Spiritual Education Specialist

Sahaja Suprapaneni is a mental and spiritual education specialist for CHAMP. Her areas of focus include positive psychology, resilience, and spirituality. Read More double down arrow icon
Stacy Cappadona, MS, RD, CSSD, CSCS
Performance Dietitian

Stacy Cappadona is a registered dietitian and the nutrition lead for HPRC, focusing on evidence-based nutrition strategies to optimize performance. Read More double down arrow icon
Tiana Hertenstein, MS, CSCS
Clinical Research Associate

Tiana Hertenstein is a clinical research associate for HPRC. She develops educational materials to help Service Members optimize their physical performance. Read More double down arrow icon