Jon Stolpe is an operations manager for a construction firm in the Philadelphia area. He has a passion for family, leadership development, missions, and personal growth. Jon is also an author. He released his first book, On Track - Life Lessons from the Track & Field, in April 2014. Jon runs in the northwest suburbs of Philadelphia, and he can often be found hanging around the track or cross country course cheering on his kids. Jon writes about life’s stretch marks on his popular blog, Jon Stolpe Stretched. Follow him on Twitter .