John Spera

John Spera has been a career firefighter for more than 23 years and currently works in the Denver metropolitan area. In 2008, he founded Fit to Fight Fire, which is a mission and community that are dedicated to showing up mentally and physically prepared. Spera is the co-founder of The Crucible, which is a 24-hour event where firefighters do 12 gear workouts to test their physical and mental limits to build resilience.