Frank Felberbaum is president of The Felberbaum Consulting Group, Inc., an international company specializing in corporate memory training systems. Formerly founder and director of The Memory Training Institute in Geneva, he has taught his unique memory system at more than 175 major corporations. His work has been featured in numerous publications and two PBS specials. He lives in New York City.
Rachel Kranz has coauthored numerous books on science and medicine. She is an award-winning author of young-adult books, of numerous reference works, and of Leaps of Faith, a novel about art, politics, and community, and Healing Hands, a novel about memory and history. Kranz lives in New York City.