Surviving the Extremes: A Doctor's Journey to the Limits of Human Endurance

Moon Ecuador & the Galápagos Islands (Travel Guide)

In the Spell of the Barkley: Unravelling the Mystery of the World's Toughest Ultramarathon

For the Love of Mountain Biking

The Man in the White Suit: The Stig, Le Mans, The Fast Lane and Me

A Race of Extremes 25 Exceptional Formula 1 Stories: About What Happens On And Off The Track (A Game of Extremes.)

Jailhouse Strong: 8 x 8 Off-Season Powerlifting Program

Ultrarunning for Normal People: Life Lessons Learned On and Off the Trail

Extreme Like a Girl: Women in Adventure Sports

Nowhere Near First: Ultramarathon Adventures From The Back Of The Pack