- Joined the Packers on Jan. 29, 2020.
- Has 23 seasons of NFL coaching experience, including eight seasons as a defensive coordinator (Buffalo, 2001-05; Tennessee, 2011-13).
- In his 21 NFL seasons as a defensive coordinator or a defensive backs/secondary coach, has helped defenses to top-10 league rankings in scoring defense 10 times, in overall defense nine times and passing defense 10 times.
- Has worked with defensive backs that have combined for 12 Pro Bowl selections in his 13 seasons coaching the position, with at least one of his players earning Pro Bowl honors in eight of those seasons.
- Served as the defensive backs coach for Minnesota for the past six seasons (2014-19), helping the Vikings rank in the top 10 in the NFL in scoring defense in five straight seasons (2015-19).
- As Buffalo's defensive coordinator, helped the Bills rank No. 2 in the league in overall defense in back-to-back seasons (2003-04).
- As a player, was a four-time Pro Bowl selection (1986-89) at cornerback during his time with the Los Angeles Rams (1985-91). Also played for the Houston Oilers (1992) and Tampa Bay Buccaneers (1993) and finished his career with 28 career interceptions.