Want to start reading immediately? Get a FREE ebook with your print copy when you select the "bundle" option. T+Cs apply.
- Shop
- Discover
- Resources For...
- Authors
- About
- Shop
- Book Series
- Discover
- Resources For...
- Authors
- About
Terry Gillen
Terry Gillen is a consultant, trainer and author specialising in subjects that improve people's performance, relationships and well-being. Working successfully with many well known organisations, writing numerous books and articles and consulting on videos and e-learning programmes, he has helped thousands of people become more assertive. Terry also has an extensive track record of writing excellent material for other trainers, not only saving them valuable time but providing them with easy-to-use professional tools that make a real impact.
More from Terry Gillen
Get tailored expertise every week, plus exclusive content and discounts
For information on how we use your data read our  privacy policy
Headless Content Management with Blaze