Videos Watch: Passion, A Freeride Mountain Bike Documentary By Jeff Barber January 28, 2019 A full-length documentary by Peter Jamison delving into the lifestyles of Freeride Mountain Bike athletes. Share This: Tweet Jeff Barber Jeff co-founded Singletracks.com with his wife Leah (mudhunny) in 1999. Today he works out of Singletracks World HQ in Decatur, GA as the Editor in Chief. Subscribe! Enter your email address to receive our top stories via email each week.