How Many Grapes Went into the Wine: Stafford Beer on the Art and Science of Holistic Management

Roger Harnden is the editor of How Many Grapes Went into the Wine: Stafford Beer on the Art and Science of Holistic Management, published by Wiley.

Allenna Leonard is an American cyberneticist, consultant and Director of Team Syntegrity Inc. of Toronto, Ontario, Canada, internationally, specializing in the application of Stafford Beer's Viable System Model and Syntegration.