 Sanger's work with minorities earned praise from Martin Luther King, Jr., in his 1966 acceptance speech for the Margaret Sanger award.From 1939 to 1942, Sanger was an honorary delegate of the Birth Control Federation of America, which included a supervisory role—alongside Mary Lasker and Clarence Gamble—in the Negro Project, an effort to deliver information about birth control to poor black people.Sanger advised Dr. Gamble on the utility of hiring a black physician for the Negro Project.