Blog Article We don’t just care about bat speed at Driveline and Jordan Walker is evidence of that April 24, 2026April 24, 2026 There is no doubt possessing bat speed is a crucial trait for a professional hitter. The math backs the core ...read more 3 Likes | 0 Comments
Blog Article Investigating a mystery pitch as a test case for a new (computer) vision for pitch design April 24, 2026April 24, 2026 Tatsuya Imai’s slider was one of the great baseball mysteries early this season before he went on the IL. A ...read more 1 Like | 0 Comments
Blog Article To swing or not to swing, that is thee question April 3, 2026April 3, 2026 With the tying run on third base in the ninth inning, two outs, and the count full in the World ...read more 4 Likes | 0 Comments
Blog Article No one wanted to train more at Driveline than Trace McDonald and he’s making the most of it March 27, 2026March 27, 2026 In the seventh inning of their season opener at Cibola High School in Yuma last month, Trace McDonald got his ...read more 3 Likes | 0 Comments
Pitching Mechanics Does Arm Speed in Pitchers Matter? December 28, 2016May 16, 2022 A common criticism of training using overload/underload implements is that training using weighted balls only trains arm speed, and that ...read more 5 Likes | 0 Comments
Research Weighted Baseball Research and the Data Supporting Their Use December 15, 2016May 16, 2022 With the recent release of ASMI’s Biomechanical Analysis of Weighted-Ball Exercises for Baseball Pitchers we decided that it was appropriate ...read more 1 Like | 8 Comments
Research, Velocity Training Is Long Toss with Weighted Baseballs Less Stressful on the Arm? August 24, 2016May 16, 2022 This article was written by Kyle Boddy, who is the head of the Research and Development department of Driveline Baseball. Kyle designed ...read more 0 Likes | 7 Comments
Pitching Mechanics A More Forward Approach to Understanding Pitching Biomechanics February 23, 2015January 7, 2021 This is part two of three of the initial guest posts by Dr. James Buffi. Part one was titled Challenges with ...read more 2 Likes | 3 Comments
Pitching Mechanics, Research Challenges with Typical Biomechanical Analyses of Pitching February 18, 2015April 6, 2021 This is a guest post from Dr. James H. Buffi, Ph.D. in Biomedical Engineering. It is impossible to overstate how ...read more 3 Likes | 13 Comments
Velocity Training Overuse is Not the Problem: Undertraining is the Devil November 8, 2012April 5, 2021 I’ve been trying to put this article into words for the better part of a year and debated completely shelving ...read more 1 Like | 10 Comments
Pitching Mechanics, Youth Baseball Young Arms and Curveballs: The Real Story Behind it All March 22, 2012July 2, 2021 Two weeks ago, the NY Times published an article titled Young Arms and Curveballs: A Scientific Twist. In the article, ...read more 1 Like | 10 Comments
Pitching Mechanics Reviewing ASMI’s Biomechanical Analysis of Dr. Marshall’s Pitchers (Focus: Performance/Velocity) October 10, 2011April 5, 2021 I’ve been meaning to write on this subject for quite some time, and if it’s received well, I’ll write more ...read more 4 Likes | 7 Comments
Pitching Mechanics Relationship of Shoulder External Rotation to Pitching July 14, 2011 Readers who like a research-specific bent may find my latest postings on the ASMI Message Boards interesting. I am going ...read more 0 Likes | 0 Comments
Pitching Mechanics Stephen Strasburg, Mechanics, and his "Timing Flaw" March 8, 2011April 5, 2021 Tom Verducci has a very interesting article about Stephen Strasburg: Mechanical flaw will be red flag for Strasburg even after ...read more 0 Likes | 2 Comments