One thing you’re going to hear me say again and again: It is much more efficient to stop illegal robocalls at their source, rather than trying to catch them once they’ve gotten out into the network. It’s analogous to trying to corral a bunch of horses after they’ve gotten out of the barn and dispersed into the pasture and beyond…

I’m a telecommunications entrepreneur based in Silicon Valley, California. Curious about the technology, I took apart my first telephone in 1974. I’ve tried to keep up ever since. In my day job, I run a web- and phone-based collaboration service. In 2013, a friend told me about the FTC’s Robocall Challenge, and ever since then, I’ve devoted some of my…