"Another homerun by Lencioni! This will be the first book we give to the thousands of executives who take part in our program." (Verne Harnish, founder, Young Entrepreneurs' Organization; CEO, Gazelles, Inc.)

"This is a wonderful book--a compelling story with a significant message for executives. The lessons here are substantial, and the style of writing is succinct, thorough, and very entertaining." (David S. Pottruck, president & co-CEO, The Charles Schwab Corporation)

"Since implementing these ideas within our company, I've seen morale and productivity increase dramatically. Lencioni encourages us as managers to deal with human issues that are not quickly quantifiable in a spreadsheet or a quarterly report." (Glenn Kiser, vice president and general manager, Skywalker Sound, Lucas Digital LTD.LLC)

"Another great page-turner from Lencioni! As fun to read as it is insightful." (John Donahoe, worldwide managing director, Bain & Company)

"Pat's formula, while elegantly simple, has profound implications for leaders in all sectors. It's right on the mark." (Paula VanNess, president & CEO, Make-A-Wish Foundation of America)

"The four disciplines are the foundation of my company and should be required reading for all start-up ventures." (Mark Weidick, president and CEO, Cymerc Exchange, Inc.)

"This is a powerful model for any organization, large or small. Lencioni knows his stuff." (Mark Hoffman, chairman & CEO, Commerce One)