Dancer, choreographer and later theatrical agent Robert Thorson died July 21 of coronary artery disease in Los Angeles after a long illness. He was 87.Born in Los Angeles, Robert Young took dance lessons as a child and took his stepfather’s name when his mother remarried to Horace Thorson in 1934. He danced with the San Francisco Ballet for several years, performing the role of the grandfather in the first full-length production of “The Nutcracker” produced in the U.S. During WWII Thorson served in the Army. Later in his career he was a dancer-choreographer as well as a production stage manager. In addition to the San Francisco Ballet, he was associated with the Oakland Ballet, San Carlo Opera, Russian Grand Opera and Ballet Company and Los Angeles Guild Opera. He also did choreographed revues in Las Vegas. Also in San Francisco, Thorson owned an art gallery. Back in Los Angeles, he choreographed a number of theatrical productions and eventually became a theatrical agent. Thorson was a member of the American Guild of Musical Artists for nearly 40 years and a dancer representative for AGMA for 16 years. He produced two AGMA West Showcases featuring singers and dancers and was involved with the Sacramento Music Circus.