Steve Duncan has been a college coach.
Duncan was a 1B-P in college and was All-College Conference of Illinois and Wisconsin in 2002. He was assistant coach at Biola University (2004) and Johns Hopkins University (2008-2010), with a stint as a financial advisor at Merrill Lynch in between. He became head coach of Washington University in St. Louis in 2011, going 114-78 in five years at the reigns.
Source: WUSTL bio