Twitter freshens board with new recruits, including Martha Lane Fox

Twitter has been criticized for lacking diversity and innovation on its board, and new appointments comes as Peter Currie and Peter Chernin plan to exit

Twitter has announced that Martha Lane Fox, a former digital champion for the UK government and co-founder of travel website lastminute.com, and PepsiCo's chief financial officer, Hugh Johnston, are to join its board as part of its latest management shakeup.

The appointments, which take effect immediately, came as board members Peter Currie and Peter Chernin decided not to stand for re-election, Twitter said in a regulatory filing. The terms of Currie, the president of a private investment firm, and Chernin, a Hollywood executive, are set to expire at the company's annual meeting in May.