According to a recent report from LinkedIn, data scientist roles have grown more than 650 percent since 2012. A lot of marketing scientists are really just data scientists with advertising expertise. Many of the most sophisticated brands are investing in “marketing and advertising science” talent. Facebook, Booking.com and Netflix have director and VP-level marketing science roles. Other big digital brands like Uber, Nike, Expedia and Wayfair are hiring marketing data scientists and analysts in droves.