Dr. Michael Sonne is the VP of Research and Innovation for ProPlayAI, a company focused on measuring and describing human motion. Mike is also the research director for the Baseball Development Group in Toronto, Canada, as well as an adjunct professor at Brock University. At Brock, Mike and his graduate students focus their research on better understanding the measurement and analysis of pitching mechanics. Mike has also written about pitching biomechanics for The Athletic, Hardball Times, FanGraphs, and Baseball Prospectus. Mike’s workload metric, Fatigue Units, is widely used in the MLB as a better physiological representation of pitching workload, and the metric was recently included in the Motus Baseball app.