Career
He has previously coached at the Division I level as a head coach at Loyola University Chicago and an assistant at Saint John"s and Saint Louis. Whitesell replaced Larry Farmer as head coach of the Ramblers on April 14, 2004. Whitesell was fired as head coach of the Ramblers on March 14, 2011 after seven seasons, posting a 109-106 record in that time.
Whitesell was hired in August 2013 as an assistant coach at Saint John"s to fill the void left by former Director of Basketball Operations Moe Hicks.
On April 16, 2015, he was named Associate Head Coach of men"s basketball at the University at Buffalo. Several of Whitesell"s brothers work in the entertainment industry, including director John Whitesell, writer Chris Whitesell, writer/actor Sean Whitesell, and agent Patrick Whitesell.