[2] Born in 1986 to an African American father and a white mother,[3][4] Bullock joined Opera Theatre of Saint Louis's artist-in-training program while still in high school.
[5] She received her bachelor's degree from the Eastman School of Music at the University of Rochester and her master's from Bard College's graduate vocal-arts program, where she worked with Dawn Upshaw.
[6] She holds the Lindemann Vocal Chair with Young Concert Artists, and also is supported by the Barbara Forester Austin Fund for Art Song.
[13] While there, she and percussionist Tyshawn Sorey performed Perle Noire: Meditations for Joséphine, a tribute to Black jazz artist Josephine Baker.
The album includes pieces by composers John Adams, Samuel Barber, Connie Converse, and Sandy Denny.
[20] In April 2024 Bullock continued her collaboration with John Adams, performing the staged version of his oratorio El Niño at the Metropolitan Opera.