Football Still Builds Coaching Staff Blog Sports 03/01/2016 Tweet With still a month left before the spring game Coach David Beaty is still looking to fill his coaching staff. This week KU added Defensive Line coach Michael Slater. Slater spent his last four years at Rice University in Texas. As for the Jayhawks they sacked the Quarterback 26 times which ranks 56 out of 127 schools. Slaters D-Line in 2014 set the Rice record with 39 sacks. Slater is the fourth new coach added to the staff this off season.