The International Schools Sports Tournament (ISST) completed its 40th anniversary year in 2007-08. It is an organization that services a number of international students across Europe. It is considered by many as a pioneer organization in International School sports competition. The ISST is fundamentally a Varsity athletic organization which governs competitive athletic championships for its 23 member schools. The ISST currently sanctions twelve sports for 22 Varsity championships and three (3) Junior championships annually across two divisions.