Summary membership information
Anyone interested in OU mathematics can join the M500 Society. Membership is by subscription, renewable annually. Our membership year runs from 1 August to 31 July.
WE ARE IN THE PROCESS OF UPGRADING OUR MEMBERSHIP SYSTEM TO SUPPORT AUTOMATION OF PAYMENTS AND NOTIFICATIONS.
IT IS NOT CURRENTLY POSSIBLE TO JOIN OR RENEW YOUR MEMBERSHIP.
WE WILL BE UP AND RUNNING WITH THE NEW SYSTEM IN AUGUST AT THE START OF THE 2026/2027 MEBERSHIP YEAR