The celebrated music-education series that featured Leonard Bernstein discussing themes or the works of a particular composer, and using the New York Philharmonic to illustrate his points. Subjects ranged from 'What Is a Concerto?' and 'Happy Birthday, Igor Stravinsky' to 'The Latin American Spirit' and (in the first program) 'What Does Music Mean?' All told, Bernstein led 53 of the concerts and won four Emmys. Pianist Andre Watts made his debut (at age 16) in a 1963 program.