Jack Foster
Loren B. Belker
Gail Z. Martin
Susan F. Benjamin
Alain Patrick
Scott Richardson
Mike Song
Patricia McLagan
Margaret J. Wheatley
Deepak Malhotra
Kevin Cashman
Ken Blanchard
Brian Tracy
The Arbinger Institute
Geoffrey M Bellman
Сергей Израйлевич
Крис Бэйли