Alfred Atanda Jr., M.D., is a pediatric orthopedic surgeon and director of the Center for Sports Medicine at Nemours/Alfred I. duPont Hospital for Children in Wilmington, Delaware. His primary clinical focus is on sports medicine and pediatric trauma, and he performs arthroscopic surgery of the knee, shoulder, ankle, and elbow. Dr. Atanda is also director of the pediatric orthopedic sur- gery medical student clerkship at Thomas Jefferson University. A graduate of the University of Pennsylvania School of Medicine, he completed an internship and his orthopedic surgery residency at the University of Chicago Medical Center. Dr. Atanda also completed fellowships in pediatric orthopedics and sports medicine and has researched overuse injuries and injury prevention. Cheryl Bettigole, M.D., M.P.H., is the division director for chronic disease prevention for the Philadelphia Department of Public Health. She is a board-certified family physician and has previously served as the chief medical officer of Complete Care Health Network, a federally qualified community/migrant health center in southern New Jersey, and as the clinical director of City Health Center #10 in Northeast Philadelphia. She is a magna cum laude graduate of Jefferson Medical College, completed her residency in family medicine at Thomas Jefferson University Hospital, and completed her master of public health degree at Johns Hopkins Bloomberg School of Public Health. Jesus Castro is director of the BoatBuild and Sail program at Philadelphia Wooden Boat Factory, which offers young people apprenticeships in traditional wooden boatbuilding and competitive sailing. The program also seeks to teach confidence, coping skills, and motivation to the apprentices. Mr. Castro, who joined the Wooden Boat Factory in 2012, oversees the program’s volunteers and leads apprentice instruction. He began building boats with the Camden Shipyard and Maritime Museum in Camden, New Jersey, and studied the craft of boatbuilding at the Wooden Boat School in Brooklin, Maine. He earned a bachelor’s degree in psychology from Pepperdine University. Bettyann Creighton is executive director of the Office of Health, Safety, and Physical Education at the School District of Philadelphia. She provides curriculum guidance to the district’s more than 350 health and physical education teachers from kindergarten through 12th grade. She also supports elementary classroom teachers, school nurses, and counselors on wellness initiatives. Ms. Creighton earned a bachelor of science degree in health and physical education from East Stroudsburg University and began her career in the Philadelphia district in 1974, teaching in those fields. She has also coached gymnastics, cheerleading, track and field, and fencing. About our leaders 30