Dads: How Important Are They?

http://www.sciencedaily.com/releases/2013/12/131204091610.htm

Dec. 4, 2013 — Even with today's technology, it still takes both a male and a female to make a baby. But is it important for both parents to raise that child? Many studies have outlined the value of a mother, but few have clearly defined the importance of a father, until now.