Craig Newmark is the latest signee of the Giving Pledge. Lev Radin/Pacific Press/LightRocket via Getty Images Craig Newmark, the founder of Craigslist, is celebrating his 73rd birthday by giving his ...

“Newmark is also willing to acknowledge — at least in broad strokes — what hasn’t worked. He now views journalism as a secondary focus after some grants fizzled. ‘A lot of my efforts haven’t been as ...

Craig Newmark made his fortune by starting Craigslist, the online classified site where people can buy or sell just about anything. But when it comes to his philanthropy, Newmark is taking a more ...