Twitter Taps Amex Veteran for Chief Marketing Officer

Bloomberg: Twitter has named Leslie Berland chief marketing officer, as it undergoes a major overhaul of its top ranks in an effort to reboot growth. Berland was previously SVP of digital partnerships at American Express, where she spent the past four years on an ad campaign that included a heavy presence on Facebook, Twitter and Apple’s iAd mobile platform. “She will help tell the stories of our iconic product.”