R. Bradley Snyder is a recognized expert on the behaviors and preferences of children and adolescents. Trained in research methods and developmental psychology, he is best known for his work with children and youth, ranging from usability testing with hemophilic teenagers to pilot testing for the Cartoon Network to conducting focus groups with youth inside juvenile prisons. He has won the prestigious Innovations in American Government Award from Harvard University. Brad is the author of numerous studies and is a regular speaker at conferences. The author of The 5 Simple Truths of Raising Kids, he lives in Scottsdale, AZ.

Marc Engelsgjerd oversees the oncology practice of a healthcare consultancy and has served as the director of clinical affairs at Veritas Medicine. He graduated summa cum laude from the University of Arizona and received his medical degree from the University of California, San Francisco. He lives in New York City.