Former President of Columbia and Secretary General of the Organization of American States, Cesar Gaviria was instrumental in advancing the concept of integral solidarity and reforming its technical cooperation programs. Gaviria is known in Latin America as a conflict mediator, an advocate of democracy and a staunch supporter of regional integration and defender of human rights.

Author of the newly released book, Rules of Business Grammar: 101 Fast and Easy Ways to Correct the Most Common Errors, Dianna Booher was recently named by Leadership Excellence Magazine as one of the Top 100 Thought Leaders of 2008.

Garry Kasparov was the highest-rated chess player in the world for over 20 years and is widely considered the greatest chess player that ever lived. Today this master of strategy applies the insights and unique perspective from his extraordinary chess career to the issues of leadership, logical thinking, strategic thinking, and success on the speakers' circuit and to Russian politics.

Re-elected to the US Senate with 81% vote, Sen. George Mitchell was also elected Majority Leader of the Senate. A former US Attorney and Federal Judge, for six consecutive years Sen. Mitchell has been voted the Most Respected Member of the Senate. While in the Senate, he has served on the Finance, Environment and Public Works and Veterans Affairs Committees.

Chairman of the $100 million business, Mackay Envelopes, Harvey Mackay's philosophy is engrained in the company, beginning with its motto: Do what you love, love what you do and deliver more than you promise. He is author of the NYT #1 bestsellers, Swim With The Sharks Without Being Eaten Alive and Beware the Naked Man Who Offers You His Shirt. Harvey is a nationally syndicated columnist for United Feature Syndicate, whose weekly articles appear in 52 newspapers around the country.