Chris Jaksa is an emergency physician and former professional baseball umpire.
Along with fellow umpire instructor Rick Roder, Jaksa co-authored the only complete re-write of baseball's professional rules; this work is commonly known as the "Jaksa/Roder Manual."
Jaksa put his studies on hold at the University of Michigan and attended the Joe Brinkman Umpire School in 1984.
[1] After six seasons of umpiring minor league baseball, Jaksa went back to college at Michigan, earning a philosophy degree in 1993 and a medical degree in 1997.
He completed an emergency medicine residency at SUNY Buffalo and practices in the emergency room at Modesto and Manteca Kaiser Permanente in California.