Many are choosing to depart at an age which would have been very unusual in earlier times, and each gives Johnson a new chance to reshape the parliamentary party.
They are not necessarily three birds of a feather: ConservativeHome is told that Simpson will vote with the Government this evening.
Margot James resigned as a minister following her rebellion. Meanwhile, the Chancellor joined Gauke and Clark in failing to support the Government.
Plus: Nine of the ten original candidates have been on my show. When will you let me interview you in depth, Boris Johnson?
She is one of the few Cabinet members who does not give the impression of having had her personality flattened by the sacrifices demanded by a ministerial career.
At the heart of May’s operation, this staunch Conservative is now mulling potential ways to a second referendum with Labour MPs.
Seven points to reflect on during the coming weeks, including this: the centre ground of British politics is vacant.
Last-minute concessions appear to have saved the Government from defeat on the EU Withdrawal Bill
We now wait to see whether the Remainer rebels will hold their fire until after the June council, and wait for the Customs and Trade Bills.
It was the brainchild of Rab Butler, set up to educate Tory members. 54,000 Conservative activists, agents and other students took courses.
Her refusal to gossip with journalists makes her serious.
Plus: Soames makes his way towards a gender-neutral loo. Lunch with Tyrie, lunch with Kirby. The Shipley Strangler strikes again. And: George Simpson saves the day.
Plus: I stand in for a billionaire. Ten years of Pink News. And: the Michael Meacher I knew.
He’s had a bad week with the Chancellor taking the proverbials out of him and then Mrs May ragging him over the purchase of his antiquated German water cannon.
The Tories are losing this campaign. Sir Anthony Garner’s memorial service. Mrs Keith Simpson trashes my property rights. And: Boris is on all fours with Theresa May