Labour won the constituency by 1,138 votes in 2015 and by 42 in 2010, so this is unquestionably a target seat.
The Deputy Leader of the Conservative group on the London Assembly joins the contest for the hotly-anticipated London marginal.
We also have the running order for candidate interviews on Saturday week.
Commiserations to Kemi Badenoch and Cllr Janet Clowes, the other two finalists.
Three female candidates make the cut.
The association will select the second female candidate for a Conservative-held seat this week.