Dan Hill, Ph.D., is the founder and president of Sensory Logic, Inc., which has done consulting work for over 50% of the world's top 100 B2C companies. He's a certified facial coder with seven U.S. patents. Dan's media coverage includes TV appearances on ABC's "GMA," NBC's "The Today Show," CNN, ESPN, Fox, MSNBC, PBS and Tennis Channel. He's been profiled on the front page of The New York Times, and appeared in Advertising Age, Allure, Fast Company, Forbes China, Inc., Politico, Time, USA Today and the Wall Street Journal, in addition to having been a columnist for Reuters. His essays were noted with commendation in the 1989, 1991 and 1994 editions of Best American Essays. Since his education at St. Olaf College, Oxford University, Brown University, and Rutgers University, he's given speeches and workshops in over 20 countries. Along with his wife, Karen Bernthal, he lives in St. Paul, Minnesota and Palm Desert, California.