Built by Surprise: How Cal Henderson Scaled Slack from a Game Glitch
For Cal Henderson, good ideas don’t always begin where you expect. The Slack Co-Founder and CTO built one of the world’s most widely used workplace communication platforms by solving a very personal problem: how to keep his geographically distributed game development team in sync. That homegrown solution turned into Slack, and it wasn’t his first accidental empire. Years earlier, while building the game Game Neverending, Henderson helped create Flickr…










