Stewart Butterfield is on a roll. In the early 2000s, Butterfield created Flickr, which sold to Yahoo for over $20 million. Now, his latest venture, Slack, one of the fastest-growing business apps ...

Butterfield is the only child of Caterina Fake and Stewart Butterfield, who cofounded Flickr together in 2004. Stewart ...

Mint Butterfield, the 16-year-old child of Slack co-founder Stewart Butterfield, went missing in the Tenderloin neighbourhood last Sunday. Mint, who uses they/them pronouns, was thought to have ...

Stewart Butterfield calls the world of Glitch “absurd”. In this massively multiplayer online game—being developed in Vancouver and San Francisco by his company Tiny Speck—eggs grow on ...

Slack CEO Stewart Butterfield talks to The Wall Street Journal about the challenges of building a startup, the downsides of running a private company and his favorite computer game. Photo ...

Kara Swisher interviews Stewart Butterfield, co-founder of the famous Flickr photo-sharing service that was sold you Yahoo, whose next start-up is an online game called Glitch.

Salesforce has confirmed a second executive departure shocker before closing out the year, with Slack CEO and co-founder Stewart Butterfield leaving collaboration application and Salesforce ...

But they were just about out of money. And then Butterfield had this crazy vision of building a photo-sharing website, and before you knew it Flickr was a cultural phenomenon. Ya-hoooo!

An curved arrow pointing right. In 2004, Stewart Butterfield co-founded Flickr. A decade later, he finds himself behind another startup — Slack. He told us how much things have changed in ten years.

Stewart Butterfield, a co-founder of Flickr, thinks that his company has a better tool for the job. It's called Slack, and after even a short demo you can tell that he's on to something.

Silicon Valley's "arms race for talent" has been going on for some time now. Stewart Butterfield, founder of enterprise communication app Slack, seems to believe this competition for talent will ...