Laurence Steinberg, Ph.D., Distinguished University Professor of Psychology at Temple University, is the author of the leading textbook on adolescence as well as more than 350 scho...view moreLaurence Steinberg, Ph.D., Distinguished University Professor of Psychology at Temple University, is the author of the leading textbook on adolescence as well as more than 350 scholarly articles and a dozen books. He has written for numerous publications, including the New York Times, the Wall Street Journal, the Washington Post, and Psychology Today and is a regular guest on NPR. He lives in Philadelphia.view less