The Guardian view on political credibility: indispensable | Editorial

Theresa May has established herself in many voters’ minds as a believable leader and the Labour leader has not. Unless Jeremy Corbyn can change that dramatically in the next month, his party will sufferCredibility is one of those indispensable political qualities that barely rates a mention when it is there. Yet when it is missing, nothing else matters as much. For many voters, Theresa May is established both as a credible leader, and a credible figure of the centre-right. That gives