Russ Gehrlein is a civilian working for the U.S. Army at Fort Leonard Wood, Missouri. He taught high school math and science before serving more than 20 years of active duty in the army. He earned a MA from Grand Rapids Theological Seminary. He blogs regularly and is the author of Immanuel Labor—God’s Presence in our Profession: A Biblical, Theological, and Practical Approach to the Doctrine of Work. He and his wife have three children and five grandchildren.