Laurence Steinberg , Ph.D., is the Distinguished University Professor of Psychology at Temple University. A nationally recognized expert on parent-child relations and psychological development during adolescence, Dr. Steinberg is the author of more than 350 articles and essays on growth and development during the teenage years, and the author or editor of 17 books. Dr. Steinberg has been a guest on numerous television programs, including Today, The CBS Early Show, Good Morning America, 20/20, Dateline, 48 Hours, Donahue, and The Oprah Winfrey Show. He is a frequent consultant on child and adolescent development for print and electronic media, including The New York Times and National Public Radio. Visit www.laurencesteinberg.com for more information.His newest book is AGE OF OPPORTUNITY: LESSONS FROM THE NEW SCIENCE OF ADOLESCENCE.Dr. Steinberg is available for speaking and workshops on child and adolescent development and family relationships. Presentations can be customized to suit the needs of the audience and sponsor. He may be contacted by e-mail, at laurence.steinberg@temple.edu