Penny Lee Dean Ph.D. is one of history’s greatest marathon swimmers . She dreams big. With her two most cherished world records – one in the Catalina Channel and one in the English Channel – she realized her dreams. She did not merely swim across the channels – she attacked them like a world champion open water swimmer sprinting in one-mile segments. Her training regimens were renowned – triple workouts, 36,000-meter non-stop swims in the pool maintaining faster than a 1:20 per 100-meter pace.