President and CEO, Yahoo
40 Under 40 rank: 3
Twitter user name: @marissamayer
Number of followers (as of Oct. 9, 2012): 231,886
Our favorite tweet: Just realized today is my "reciprocal anniversary" - ?@ZackBogue and I got married on 12.12.09 and today is 09.12.12 :)
They're the hottest young stars in business across the globe. They're innovators, disrupters, and job creators; in fact, it's a pretty safe bet you're going to be working for them someday -- if you aren't already!
