Membership Applications Open Dear colleges, ISOO is the leading global society for clinicians and scientists working in ocular and adnexal oncology. Our 2026 application window is now open. Important deadline: applications for Ordinary Membership close on 31 May 2026 (23:59 UTC). All other categories are reviewed by the Board on a monthly basis throughout the year. BECOME A MEMBER APPLY NOW Why Become a Member Congress access: Discounted registration for our biennial in-perso
