The sixth meeting of the International Group on Research Reactors (IGORR 6) was held in Taejon, The Republic of Korea, from April 29–May 1, 1998. Attendance was excellent–over 100 participants from 17 countries. slightly higher than lGORR 5. The meeting was very well organized, and very graciously hosted, by the staff of the Korea Atomic Energy Research Institute (KAERI).