Sam Halverson is minister with youth at First United Methodist Church in Lancaster, Ohio. He has also led workshops at national events for youth workers and is the author of the Abingdon Press books " Destination Unknown: 50 Mystery Trips", "55 Group-Building Activities for Youth" and "Open Doors, Open Arms: How to Reach New Youth". Sam has also contributed to Abingdon's "Combos for Youth Groups" series.