The Diagrams Book has sold over 100,000 copies and become an international best seller. It has topped the charts in WHSmith, Foyles and Waterstones, and done the same in Germany, Korea and many other countries. After 13 years it remains in the top-selling charts.

Kevin’s “How to do X with Diagrams” series of speeches and training have been experienced by over 25,000 people.

See all Kevin’s training courses here.

The 10th anniversary edition contains 100 diagrams.

Click below to access a range of other videos relating to The Diagrams Book.

The Diagrams Book has been translated into over 20 languages.