Kristin van Ogtrop
Kristin van Ogtrop is the editor of Real Simple magazine and has held positions at Glamour, Vogue, Travel and Leisure, and Premiere. She lives outside New York City with her family
Donald M. Vickery
Donald M. Vickery, MD, helped develop the first medical decision charts for non-doctors. Formerly the head of the nonprofit Self-Care Institute, he died in 2008. Fries and Vickery also coauthored, with Robert H. Pantell, Taking Care of Your Child.
Roger von Oech
Roger von Oech is the president of Creative Think, a California-based consulting firm that has conducted creativity seminars with such companies as American Express, Apple Computer, AT&T, CBS, IBM, NBC, and NASA. He earned his doctorate from Stanford University in a self-conceived program in the history of ideas.