Jack S. Gottlieb (1935-2018) was an American composer, conductor, and music educator, primarily known for his contributions to classical music and choral composition. His genre spanned from contemporary classical to educational music, with a particular focus on choral works. Gottlieb's notable compositions include "The Man Who Mistook His Wife for a Hat," an opera based on Oliver Sacks' writings, and various choral pieces that are widely performed in educational settings. Gottlieb was also influential in music education, serving as a professor and sharing his expertise through workshops and publications. His work often emphasized the importance of accessibility in music, encouraging younger generations to engage with and appreciate classical forms. In addition to his compositions, Gottlieb's role as a conductor and educator helped shape the landscape of American choral music in the late 20th century. His commitment to blending the art of composition with educational outreach has left a lasting impact, fostering a greater appreciation for contemporary and classical music among students and audiences alike.