Original: Three conductors however were particularly associated with the post-war era: Karajan and Böhm, who were made honorary conductors, and Bernstein, who was made an honorary member of the orchestra.
Simplified: Three conductors, however, gave many concerts with the orchestra during the period after World War II: Karajan and Böhm, who were made honorary conductors, and Bernstein, who was made an honorary member of the orchestra.