Keith Belling, co-founder and CEO of San Francisco-based  Popchips,  talks about the brand, which recently introduced tortilla Popchips to its line of healthy potato snacks. What prompted you to create Popchips? I’m a snacker, but also health-conscious. I thought there had to be an alternative to what was out there. But it had to taste good — if it doesn’t taste good, it isn’t a snack. So how are Popchips made? Read More