Improvisation in 2019

A Guide to Keith Johnstone's Maestro Impro(TM) by Johnstone, Keith

Zoomy Zoomy: improv games and exercises for groups by Fox, Hannah

Beyond Theatre: A playback theatre memoir by Fox, Jonathan

The Second City: The Essentially Accurate History by Kozak, Liz, City, The Second, Patinkin, Sheldon

Inside Improvisation: The Science Behind Theatrical Improvisation and How To Get Better by Bennett, Richard

The Comedy Bible Workbook: The Interactive Companion to The New Comedy Bible by Carter, Judy