John Brenkus

ABOUT JOHN BRENKUS

Television show host and co-founder of ESPN's Emmy-winning series Sport Science, which investigates the underlying science at work in athletic endeavors. He took his own life at the age of 54 in 2025.

He worked on A&E's Crime 360, Jesse James is a Dead Man on Spike TV, Cowboys and iPredator on Animal Planet, and G4's Human Wrecking Balls.

He wrote the New York best-selling book The Perfection Point: Sport Science Predicts the Fastest Man, the Highest Jump, and the Limits of Athletic Performance.

He married Lizzie Brenkus.

One of Sport Science's most popular segments was when he went head-to-head with NFL running back Brandon Jacobs and got completely obliterated.