On Easter Sunday, we celebrate Thomas A. Dorsey, who not only once worked as Ma Rainey's pianist and musical director, but was also the key architect in revolutionizing the sound of gospel music.

To learn more about Dorsey watch the 1982 documentary Say Amen, Somebody, check out his collection of papers archived at Fisk University, read 1994’s The Rise of Gospel Blues: The Music of Thomas Andrew Dorsey in the Urban Church which you can  ...