David Walsh is the president and founder of the National Institute on Media and the Family based in Minneapolis, MN. Psychologist, educator, author and parent of three, Dr. Walsh is a self-proclaimed authority on parenting, family life and the impact of media on children and teens. He has written eight books including the national best seller "Why Do They Act That Way? A Survival Guide to the Adolescent Brain for You and Your Teen" (Free Press, 2004). Wikipedia
The definitive Wikipedia entry for David Walsh. Wikipedia is the biggest multilingual free-content encyclopedia on the Internet. en.wikipedia.org/wiki/David_Walsh_%28psychologist%29