Published January 28, 2015
NEW JOB: Yahoo is luring longtime Google executive Marissa Mayer to be its next CEO. She starts Tuesday.
OLD JOB: Mayer was one of Google's earliest employees and was most recently responsible for its mapping, local and location services.
NEW FACE, OLD CHALLENGE: She's the fifth CEO in five years as the company struggles to rebound from financial malaise and internal turmoil.