Essential server upgrades will take place from 8am to 12pm (GMT) on the following dates:  Wednesday, 4th November;  Thursday, 5th November;  Friday, 6th November. Expect disruption during these periods.

Deadline for applications and references is 10 Nov 2026 23:59 UK local time

Note: this page is *not* for referees. If you are a referee please use the unique link in the email sent to you.