"I had always heard that magicians were never supposed to reveal the secrets behind their tricks. In this book, Thiagi reveals the secrets behind his forty years of work in human performance technology, and delivers them in a way that will make HPT magicians out of all of us."
--Bill Matthews, Performance Consulting Team. Alteris Group, Birmingham, Michigan

"Packed with meaningful substantive games and activities, this book is a must-have for anyone designing and facilitating performance improvement. Need an interactive strategy fast? This book has a handy classification system based on topic, type of interactive strategy, and format you can use to quickly find just the right game or activity for your performance improvement needs--ones you can modify and us immediately."
--Dr. Darryl Sink, president, Darryl L. Sink & Associates, Inc.

"Thiagi has compiled an amazing book that shows anyone how to be a creative game designer. You will not find anything available elsewhere of greater scope and value."
--Mel Silberman, author, Active Training and 101 Ways to Make Training Active

"For a few dollars you can learn everything you always wanted to know (and some you didn't know you did) about designing training games and activities. Thiagi takes you on an exciting romp through the fundamentals of training exercise design. This tour de force will spark idea after idea about how to create, facilitate, and debrief games and activities. This book is a must-have for every trainer's bookshelf."
--Arthur B. VanGundy, founder, VanGundy & Associates and [...]

"The #1 book by the #1 authority on workplace games! Everything you ever needed to know about games is included in this well-written, easy-to-follow resource. This book is destined to be the dog-eared companion to my dictionary, thesaurus, and Bartlett's Quotations--it is a smorgasbord of tips and techniques for developing, playing, and debriefing games."
--Steve Sugar, author of Games that Teach and co-author of Games that Teach Teams