Process: An Improviser's Journey is an invaluable resource for mastering improv. Author, teacher, and improviser Michael Gellman was given a mission by famed improv coach Del Close: "[T]o create improvised one-act plays of literary quality from scratch." Already steeped in the world of improvisation, he took it upon himself to do this, in the form of a class for other improvisers in which they would build the skills necessary to execute...