Henry Kimball Hadley (1871-1937) was a prominent American composer and conductor, a key figure in the late Romantic era. Born in Massachusetts, Hadley's musical journey took him to Vienna for studies before he returned to the U.S. to champion American musicians and composers. His prolific career spanned symphonies, operas, chamber music, choral works, and even early film scores. Hadley was not just a creator but also an innovator, dabbling in sound technology and motion picture advancements. His legacy as an educator and festival founder further cements his influence on American music history.