Singer songwriter Ester Dean just announced her management deal with Roc Nation...
You might not know Ester's name but she writes for a lot of your favorites. She wrote Countdown for Beyonce, Superbass for Nicki Minaj, Invented Sex for Trey Songz, Lay it On Me for Kelly Rowland and countless Rihanna hits including Rude Boy, You Da One and What's My Name.
