Joachim de Posada, Ph.D., is a bilingual public speaker, radio personality, author, and columnist who has provided motivational coaching for the Milwaukee Bucks, the Los Angeles Lakers, and the Panamanian Olympic team. His clients include Verizon, Pfizer, Kodak, Xerox, 3M, and Continental Airlines, among many others. He is the author of "How to Survive Among the Piranhas," Ellen Singer is the award-winning author of the acclaimed memoir "Quicksand: One Woman's Escape from the Husband Who Stalked Her,"