Running legend Dave McGillivray has increased the self-esteem of millions of people through his work as an entrepreneur, philanthropist, motivational speaker, author, and athlete. Dave is best known for his athletic feats including his 80-day trek across the United States, running the 3,452 miles from Medford, Ore., to Medford, Mass. in the summer of 1978 to benefit the Jimmy Fund. In addition, he’s received great acclaim for directing or consulting on more than 1,400 events throughout the world including the Boston Marathon, the Olympic Marathon trials, and the Olympic Games.