28th Joint Meeting of the ISDP Click here for meeting registration and information XLIV Symposium of the ISDP 2025 Cape Town, South Africa October 20-22, 2025 Dr. Wayne Grayson, Organizer 29th Joint Meeting of the ISDP XLV Symposium of the ISDP 2026 London, UK XLVI Symposium of the ISDP 2027 Singapore Dr. Joyce S.S. Lee, Organizer |