Robert Chambers 
Participatory Workshops [PDF ebook] 
A Sourcebook of 21 Sets of Ideas and Activities

This sourcebook is for all who work with others on participatory learning and change. Written in a spirit of critical reflection and serious fun, it provides 21 sets of ideas and options for facilitators, trainers, teachers and presenters, and anyone who organises and manages workshops, courses, classes and other events for sharing and learning ideas. It covers topics such as getting started, seating arrangements, forming groups, managing large numbers, helping each other learn, analysis and feedback, dealing with dominators, evaluation and ending, coping with horrors, and common mistakes.