Question: The 2015 WKU Hilltoppers football team were led the former quarterback who is now the head coach at what college?
Context: The 2016 WKU Hilltoppers football team represented Western Kentucky University (WKU) in the 2016 NCAA Division I FBS football season.  The Hilltoppers played their home games at the Houchens Industries–L. T. Smith Stadium in Bowling Green, Kentucky, and competed in the East Division of Conference USA (C–USA).  They were led by third year head coach Jeff Brohm.  They finished the season 11–3, 7–1 in C-USA play to win a share of the East Division title with Old Dominion.  Due to their head-to-head victory over Old Dominion, WKU represented the East Division in the Conference USA Championship Game where they defeated Louisiana Tech to be crowned C-USA champions.  They were invited to the Boca Raton Bowl where they defeated Memphis. The Battle for the Red Belt is an American college football rivalry between the WKU Hilltoppers football team of Western Kentucky University and the Murray State Racers football team of Murray State University.  The rivalry began as an in-conference rivalry within the Ohio Valley Conference, but the Hilltoppers have since moved to the Football Bowl Subdivision, first to the Sun Belt Conference and most recently to Conference USA.  The rivalry has continued as a trophy game, although it is no longer played on an annual basis. The 2008 WKU Hilltoppers football team represented Western Kentucky University (WKU) during the 2008 NCAA Division I FBS football season.  The team's head coach was David Elson.  WKU competed as an NCAA Division I FBS independent team in 2008 before their move to the Sun Belt Conference in 2009.  The Hilltoppers played their home games at Houchens Industries–L. T. Smith Stadium in Bowling Green, Kentucky. The 2013 WKU Hilltoppers football team represented Western Kentucky University (WKU) in the 2013 NCAA Division I FBS football season.  They were led by first year head coach Bobby Petrino and played their home games at Houchens Industries–L. T. Smith Stadium.  They were a member of the Sun Belt Conference.  They finished the season 8–4, 4–3 in Sun Belt play to finish in a four way tie for third place.  Despite being bowl eligible, they were not selected to play in a bowl game.  This was their last season as a member of the Sun Belt as they moved to Conference USA in the 2014 season. The 2011 WKU Hilltoppers football team represented Western Kentucky University (WKU) in the 2011 NCAA Division I FBS football season.  The Hilltoppers were led by 2nd year head coach Willie Taggart and played their home games at Houchens Industries–L. T. Smith Stadium.  They are members of the Sun Belt Conference.  The Hilltoppers finished with a record of 7–5, 7–1 in Sun Belt play to finish in second place.  The 7 wins and second place conference finish are the Hilltoppers best results since joining the FBS.  Despite being bowl eligible, the Hilltoppers were not invited to a bowl. The 2010 WKU Hilltoppers football team represented Western Kentucky University (WKU) in the 2010 NCAA Division I FBS football season.  The Hilltoppers were led by 1st year head coach Willie Taggart and played their home games at Houchens Industries–L. T. Smith Stadium.  They are members of the Sun Belt Conference. The 2012 WKU Hilltoppers football team represented Western Kentucky University in the 2012 NCAA Division I FBS football season.  They were led by third year head coach Willie Taggart and played their home games at Houchens Industries–L. T. Smith Stadium.  They were a member of the Sun Belt Conference.  They finished the season 7–6, 4–4 in Sun Belt play to finish in fifth place.  They were invited to the Little Caesars Pizza Bowl, their first bowl appearance since joining FBS in 2007, where they were defeated by Central Michigan. The 2015 WKU Hilltoppers football team represented Western Kentucky University (WKU) in the 2015 NCAA Division I FBS football season as members of the East Division of Conference USA.  Led by second year head coach Jeff Brohm, they played their home games at Houchens Industries–L. T. Smith Stadium in Bowling Green, Kentucky.  They finished the season 12–2, 8–0 in C-USA play to be champions of the East Division.  They represented the East Division in the Conference USA Football Championship Game where they defeated Southern Miss to win their first ever C-USA championship.  They were invited to the Miami Beach Bowl where they defeated South Florida.  They were also ranked in the AP Top 25 for the first time in program history. Jeffrey Scott Brohm (born April 24, 1971) is an American football coach and former quarterback.  He is the head football coach at Purdue University.  Brohm played college football at University of Louisville for coach Howard Schnellenberger from 1989 to 1993 and played in the National Football League (NFL) for seven seasons from 1994 to 2000 and the XFL in 2001.  He served as the head coach at Western Kentucky University from 2014–2016. The 2009 WKU Hilltoppers football]team represented Western Kentucky University (WKU) during the 2009 NCAA Division I FBS football season.  The team's head coach was David Elson.  WKU was an NCAA Division I FBS independent team in 2008, before their move to the Sun Belt Conference in 2009.  2009 was the first season where the Hilltoppers were eligible for a Sun Belt Conference championship and a postseason bowl game.  The Hilltoppers played their home games at Houchens Industries–L. T. Smith Stadium in Bowling Green, Kentucky.
Answer: Purdue