Ken Brannon

Leadership Maryland – Chairman of the Board
Maryland Health Benefit Exchange – Advisory committee
Special Olympics Maryland – Development Committee Chairman
HeartSmart – Founder

Steven C. Hortopan

Assistant in Urology – Johns Hopkins Hospital
Lead, Physician Assistant – Brady Urologic Institute

Twenty-seven years experience as a Physician Assistant primarily in the field of Urology.  Completed the George Washington University Physician Assistant Program in 1986 electing to obtain experience in Trauma Surgery, Sports Medicine and Urology.  Attended the George Washington University School of Public Health M.P.H. Program, graduating 1990, with a specialty in Administrative Medicine.  Ten years experience as a Senior Firefighter/Paramedic for the City of Annapolis.

John McKeon

A graduate of York College of Pennsylvania with a Bachelor of Science degree in Finance, John holds Series 7 and 66 securities licenses plus state life and health insurance licenses. In his free time, John enjoys being active by skeet shooting, golfing, lifting, boxing and hiking.

Prof. Jim Purtilo

Associate Professor of Computer Science
University of Maryland at College Park

Brendan Iribe Center
8125 Paint Branch Drive #5214
College Park MD 20742

purtilo @

Heggy Castaneda

Heggy is a front-end developer with a growth mindset and flair for intuitive user experience design with a background in Finance and Operations Research.  She is driven to always continue to expand her knowledge, stay current with technology, and contributes back to the local tech community.  In recent years, she deepened her technical knowledge by taking online courses and attended schools such as General Assembly’s Web Development Immersive coding bootcamp, UCSC’s Internet Programming and Development program, and Udacity’s Mobile Web Specialist Nanodegree program.  She is excited to help with AFFORDABLE!

Before joining Affordable, she worked at several bay area startups as a Creative Technologist, QA Engineer and Project Manager.  On weekends, Heggy usually attends local tech meetups or hosts tech events as a TechLadies’ volunteer city organizer.  Her favorite book is Mindset: The New Psychology of Success by Carol Dweck.

Deena Chisolm, PhD

Dr. Chisolm is director of the Center for Innovation in Pediatric Practice at the Abigail Wexner Research Institute at Nationwide Children’s Hospital, vice president of Health Services Research in the Abigail Wexner Research Institute at Nationwide Children’s Hospital and an associate professor of Pediatrics at The Ohio State University College of Medicine and Public Health. She is a Health Services Epidemiologist whose research is focused on measuring and improving the effectiveness, efficiency, and equity of pediatric health care.

Much of her current research is focused on the role of health care technology in improving pediatric health care quality. She is also interested in research investigating the factors associated with use of e-health services by at-risk youth. In addition, Dr. Chisolm serves as a resource to Nationwide Children’s Hospital clinical researchers on issues including: the use of clinical and administrative data in research, cost-effectiveness analysis, and quality indicator development.