Our puppet PM

‘Guess who’s really pulling Theresa’s strings,’ wrote Dan Hodges last week, suggesting it was the Prime Minister’s backroom staff. Six pages later – in your feature on how our politicians resemble Thunderbirds characters, with Theresa May paired with Lady Penelope (pictured) – there was another answer: the puppeteers of Thunderbirds creators Gerry and Sylvia Anderson. Vincent Hefter, Richmond-upon-Thames