USA Cycling Level 1 Coach I have been riding bikes as long as I can remember, and maybe even longer. I got my first bike when I was five years old – a cherry red Schwinn Typhoon. I began racing in 1973, so that makes this year my 42nd year of racing bikes. I do mostly road racing and some mountain bike racing but have dabbled in cyclocross and track as well. In 2001, the … [Read more...] about Coach David Ertl, Ph.D.