David Kinnaman is the husband of Jill and dad to Emily, Annika and Zack. He serves as president and majority owner of Barna Group and is the author of two books, You Lost Me and unChristian. Since joining Barna in 1995, Kinnaman has overseen studies, polling the opinions and perspectives of more than 500,000 individuals. He often speaks about faith and religious trends, teenagers and twenty-somethings, as well as vocation and calling. Kinnaman lives in Ventura, Calif. and loves southern California and his hometown of Phoenix, Ariz.