 Sarah Caldwell became Goldovsky's assistant at Tanglewood and in Boston, and worked with him for several years.In January 1945, Goldovsky began the New England Opera Theater (later known as the "Goldovsky Opera Theater") under the sponsorship of the New England Conservatory.The operation became independent and moved to New York in the 1950s and enjoyed four decades of touring during which young singers were trained for operatic careers.