At a time when he knew few other stay-at-home dads, Ralph Arnold, 60, gave up his career as an analytical chemist to raise his daughter, Natalie (now 25), and allow his wife, Fran Tatebe, to build her optometry business. He achieved his marathon PB of 2:59 while logging 5,000 km on his jogging stroller, with a bike computer attached. Since then, he and Tatebe, who met at the University of Alberta in 1979, have logged thousands of kilometres while seeing the world.
Tatebe started running while participating in a Grade 12 biology project about running’s effect on aerobic capacity. Arnold, at the time, was an occasional runner, but picked up his commitment when he started dating Tatebe and kept her company on long runs while she was training for her…