In 1977, 23-year-old Jake Carpenter set out to design a better version of the Snurfer, a stand-up sled he loved to ride as a teenager. Working by himself in a barn in Londonderry, Vermont, he sanded and whittled stacks of wood, trying to create the perfect ride. He eventually helped launch an entirely new sport, while building the largest snowboard brand in the world. PLUS for our postscript "How You Built That," we check back in with Jane Och, who solved the problem of guacamole turning brown by designing a container that removes air pockets: the Guac-Lock. (Original broadcast date: October 23, 2017) Learn more about your ad choices. Visit podcastchoices.com/adchoices