How I Built This with Guy Raz

Rad Power Bikes: Mike Radenbaugh

Growing up in rural Northern California, Mike Radenbaugh hated biking to high school—it was a 16 mile slog; hilly and tiring. So he scrounged up a battery and a motor, rigged them to an old mountain bike and began cycling to school without breaking a sweat. When Mike's neighbors starting asking him to motorize their bikes, Rad Power Bikes was born. He…