Dave Macgillivray is a race director, athlete, philanthropist and author. Most notably, Dave is the race director of the Boston Marathon and has been for 20 years. He has also created his own company, DMSE Sports, that has directed thousands of races around the world. Personally Dave has completed numerous athletic achievements of his own, including the World Marathon Challenge(7 Marathons on 7 continents, in 7 Days), running across the United States to raise money for the Jimmy Fund and Dana Farber and the list goes on and on.