Walter Henri Dyett was an American violinist and music educator in the Chicago Public Schools system. He served as music director and assistant music director at Chicago's predominantly African-American high schools; Wendell Phillips High School and DuSable High School. Dyett served as musical director at DuSable High School from its opening in 1935 until 1962. He trained many students who became professional musicians.

Wendell Phillips Academy High School is a public 4-year high school located in the Bronzeville neighborhood on the south side of Chicago, Illinois, United States. Opened in September 1904, Phillips is part of the Chicago Public Schools district and is managed by the Academy for Urban School Leadership. Phillips is named for the American abolitionist Wendell Phillips. Phillips is known as the first predominantly African-American high school in the City of Chicago. Phillips' building was designated a Chicago Landmark on May 7, 2003.