On Chris Hook and the early season inconsistencies of the Brewers' pitching staff - Brew Crew Ball
Milwaukee Brewers announce coaching staff hires - Brew Crew Ball
The Complete Guide to Pitching: Johnson, Derek, Price, David: 9780736079013: : Books
Developing Your Pitching Arsenal and Game Plan - Baseball -- Championship Productions, Inc.
Chris Hook, Nobody's Safe with Brady Laber, Podcasts on Audible
Cincinnati Reds 2019: Derek Johnson faces old team, Milwaukee Brewers
Rookie Freddy Peralta dominates strikeout-prone Colorado Rockies as Milwaukee Brewers win at Coors Field – The Denver Post
After a breakout 2019, Brandon Woodruff is poised to become a long-term fixture atop the Brewers rotation - Brew Crew Ball
Vanderbilt assistant coach gets called up to the pros
Chris Hook became 'perfect pitching coach' for Brewers' standout staff
The three sayings that encapsulate Derek Johnson's Reds pitching philosophy - The Athletic
Chris Hook takes the reins as Brewers' pitching coach: 'It's going to make everybody better
Brewers name new hitting, pitching, bullpen coaches
Cincinnati Reds: Pitchers eager to work with Derek Johnson
Derek Johnson leaves Cubs to become Brewers pitching coach - NBC Sports