David Warden is an internationally recognized coach and author. His clients include World Age Group Duathlon champions, Guinness World Record triathlon holders, and multiple Ironman World Championship qualifiers. He is the coauthor of Triathlon Science, the industry standard for triathlon coaches and academics, and 80/20 Triathlon with Matt Fitzgerald. David has volunteered overseas providing relief in refugee camps, worked in multiple national political campaigns, and spent the last 10 years as an unpaid lay leader in his local congregation. David can be reached at david@8020foundation.org.