His first year coaching Division 1 college football was 1997, at the University of Kentucky. He arrived from Valdosta State with the head coach, Hal Mumme, and turned the Kentucky offense from joke into juggernaut. The year before he arrived, Kentucky's quarterback passed for 967 yards. In Leach's first year, his quarterback, Tim Couch, threw for 3,884 yards; the year after that, Couch, who lasted for only a few disappointing years in the N.F.L., threw for 4,275 yards. After Kentucky, Leach moved to Oklahoma for a single season, 1999. That year Oklahoma went from 101st to 8th in the country in offensive scoring. Its quarterback, Josh Heupel, passed for 3,850 yards that season, which was 1,700 more than any quarterback in Oklahoma football history had thrown for in a season. The next year, running Leach's offense, Oklahoma won the national championship - but by then Texas Tech had picked up the pattern and hired Leach