Career
He was previously the head coach at Bucknell University for seven seasons. Prior to that he spent eight years as the head coach at Williams College in Williamstown, Massachusetts. He has also coached at Saint Lawrence University in Canton, New York, and Le Moyne College in Syracuse, New New York
Coaching On May 20, 2008, Paulsen was hired as head coach at Bucknell.
Paulsen led the Bison to a disappointing 7–23 record in his first year at Bucknell. This constituted the school"s worst winning percentage (233) since the 1971-1972 when the Bison posted a mark of 5–18 (217).
In his second year, the Bison improved to 12-17, including a 9-5 record in Patriot League play. During his time at Bucknell, Paulsen recruited and coached future National Basketball Association player, Mike Muscala.
On March 30, 2015, Paulsen was hired as head coach of George Mason.
His team struggled in his first year, finishing the season with an overall record of 11–21, 5–13 in conference and in thirteenth place in the Atlantic 10.