Kerry was an active Twitter presence during his time as a senator. The last post to his official account was just over a week ago, when a staffer posted a picture of Kerry testifying at his confirmation hearing.
Kerry to take over State Department's Twitter feed
Former Secretary of State Hillary Clinton was not an active presence on social media, although the State Department frequently used the platform to solicit questions and feedback. Late last month, Clinton hosted an 80-minute global Twitter town hall at the Newseum, where she fielded questions from users across six continents.