Christopher S. RyderDr. Christopher S. Ryder is a pediatrician with over twenty-five years experience caring for children. He has studied and practiced medicine in the United States, England, and South Africa. He has traveled extensively with his wife and son and brings firsthand knowledge about the trials and joys of traveling with children. He is currently in general pediatric practice in central Pennsylvania and has special interests in travel medicine, asthma, and allergies. Read More Read Less