Adele Faber et al. Alison Gopnik Allan Pease, Barbara Pease Arthur Freeman, Rose DeWolf, Aaron T. Beck Becky A. Bailey Bob Harper, Greg Critser Brendon Burchard Brian Tracy Bryn C. Collins Connell Cowan, Melvyn Kinder Crown Business Dale Carnegie Dan Kindlon, Michael Thompson Daniel H. Pink David Allen David D. Burns David Richo David Sheff David Zinczenko, Ted Spiker Debra White Smith Demitri Papolos, Janice Papolos Diane Sanfilippo Editors of Good Housekeeping Foster Cline, Jim Fay Frank Sepe, John Edward Fred & Brenda Stoeker Geoff Colvin Gwyneth Paltrow Helen Andelin Hugh MacLeod Ian Brown Jack Canfield Jack Canfield et al. James Villepigue, Peter Field Peck Jillian Michaels Joel D. Block Joel Osteen John C. Maxwell John Gray Jorge Cruise Joseph J. Luciani Ph.D. Jossey-Bass Karon Karter Kerry Patterson, Joseph Grenny, David Maxfield, Ron McMillan, Al Switzler Kimberly Snyder LaReine Chabut, Consumer Dummies Leil Lowndes Lisa Kleypas Liz Vaccariello, Cynthia Sass, David L. Katz Logan Edwards Lysa TerKeurst Malcolm Gladwell Marilu Henner Mark Macdonald Mary Pipher Mike Moreno Mike Murdock Mitch Albom Neil Fiore Neil Frost Neil Strauss Nick Ortner Paul Arden Pavel Tsatsouline Penelope Russianoff Rhonda Byrne Robert B. Cialdini Rocco DiSpirito Scott Cole, Tom Seabourne Scott Jurek Sean Meshorer Sharon Jaynes Spencer Johnson Steve Harvey Susan Cain Suzanne Somers T.D. Jakes Tim Gunn Tracey Mallett Wayne W. Dyer