Walt Disney has named Josh D'Amaro, the head of its amusement park business, as its new chief executive. D'Amaro, a 28-year veteran of the company, will replace current boss Bob Iger. He is due to start in the new role on 18 March. In selecting D'Amaro, Disney has turned to the leader of the part of its business that has delivered the most reliable profits in recent years, as the company works to find its way in the world of streaming. The decision ends a succession puzzle for the entertainment