Dr. Jack Daniels

Olympian, World-Famous Coach, Exercise Scientist, Author and Mentor

Two-time Olympic medalist in the Modern Pentathlon and world-renowned exercise scientist. Named “The World’s Best Running Coach” by Runner’s World, he led Cortland University runners to eight NCAA Division III National Championships, 31 individual national titles, and more than 130 All-America awards. Coached seven athletes to the U.S. Olympic team and has advised dozens of Olympians and medalists. He is world-famous for writing Daniels’ Running Formula, a 1998 book outlining his unique training philosophies.

Jack’s Training Products

Coaching Services


  • Daniels’ Running Formula
  • Oxygen Power
    • Oxygen Power is the definitive race prediction and correlation tool. It includes time and V02 Max correlation indexes (referred to as “VDOT”) for common road and track races (some not so common ones too). In it you will find over 40 race distances from 800m to 50,000m (including metric and English measurement) all with an associated VDOT to the nearest 0.1!This is a MUST HAVE for all students of the sport of running. Currently it exists in limited quantities and is published solely by Dr. Jack Daniels.Buy Now

T-shirts (coming soon)

  • VDOT O2
  • Running Under Influence

screenshot of running calculator web page

The Official Jack Daniels’ Running Calculator. Plus wind, temp and altitude.


Luck of the Draw

An autobiography by Dr. Jack Daniels