Congrats to Chairman and CEO of BET, Debra Lee. She is now on Twitter’s board of directors. the San Francisco, Calif.-based company said in a filing with the Securities and Exchange commission on Monday. Lee posted: “Thrilled to be joining the @twitter board. It’s transformed the media and the world like few other things in history (and continues to)!!” tweet yesterday Debra Lee earned her bachelors from Brown University and a Masters from Harvard’s John F. Kennedy School of Government. Before working for bet DC based Steptoe and Johnson. She has won many awards including The Vanguard Award.