Tim Shoemaker is the author of more than 25 books and is a popular speaker at conferences and schools around the country. He is a regular contributor to Focus on the Family's Clubhouse and Clubhouse Jr. magazines. Happily married for more than 40 years, Tim lives in Illinois and still loves working with youth.Mark Shoemaker is a Moody Bible Institute and Seminary graduate, has served as an adjunct professor, and has been a youth and family pastor since 2011. Happily married for over 15 years, Mark oversees youth and college ministries at The Bridge Community Church in Illinois.