The ‘let Rishi be Rishi’ plan is a disaster. Only a John Major strategy can halt Tory armageddon now | Justine Greening

The byelection routs proved that rebranding the PM as a rightwing radical alienates voters. Time for a U-turn, and fast

• Justine Greening is a former Conservative minister

Purpose and authenticity matter in politics. People need to know who you are and what you stand for.

It's true for political parties, and it's especially true for their leaders. The Conservative party's disastrous byelection results in Tamworth and Mid Bedfordshire show an electorate that doesn't know what the party and its leader now represent.