At BizCon 2014, Tumblr CEO and co-founder David Karp sat down with WIRED senior writer Steven Levy to talk about why he doesn't regret the Yahoo! sale, how h...
David Karp: Why I Started Tumblr | Founder Stories
David Karp at What's Next 2013
David Karp: When It All Came Together
President Obama's Tumblr Q&A at the White House
David Karp and Tumblr
David Karp: Full talk from Wired 2012