JH: Producing means that you determine the artist, agree on the repertoire, choose the studio and engineer, book the dates, hire the musicians, book any rehearsals needed, supervise the actual recording and mix sessions, book the mastering sessions, and supervise those.
SM: Producing also consists of very practical matters—it's like managing a sports team!
JH: Some sessions require very active involvement in the musical process, right down to the…