A native New Yorker, Dr. Jeffrey Wigand was born in New York City but now calls Mt. Pleasant, Michigan home. Currently he spends his time and efforts on lectures around the world, as an expert witness and consultant on various tobacco issues, and on his non-profit organization, SMOKE-FREE KIDS, Inc., where he concentrates his energy on helping kids of all ages make better decisions and healthy choices regarding tobacco use. Dr. Bruce Piasecki is the president and founder of AHC Group, Inc a management consulting firm specializing in energy, materials, and environmental corporate matters since 1981. He is the author of seven seminal books on business strategy, valuation, and corporate change, including the Nature Society's book of the year, In Search of Environmental Excellence: Moving Beyond Blame. Notably his book World Inc has reached over eight foreign editions since its release in 2007. It has won awards in globalization and in the Japanese edition. It is now available as The Surprising Solution. His articles have appeared in the Los Angeles Times, Baltimore Sun, Technology Review, and the Christian Science Monitor. His latest book, The Surprising Solution, was published this year. Since 1990, Dr. Piasecki and his staff have run hundreds of benchmarking workshops for numerous multinational Corporate Affiliates, involving key executives in site remediation, power markets, emerging issues, and governance concerns since Enron. The Corporate Affiliate workshops have now reached over 3,000 leaders over the last twenty years. Dr. Piasecki has moved the field of environmental and energy strategy closer to financial markets and mainstream financial diagnostics. The AHC Group has done this through a series of key alliances, including a multiyear agreement with Innovest and Island Press.

Hazel Courteney is a British journalist specializing in alternative health and spiritual issues. In 1994 she became the UK's first "Alternative Health Agony Aunt" in the UK national press, with her highly regarded and ground-breaking column "What's The Alternative" in the Daily Mail. In 1997 she moved to the Style Section of the Sunday Times and was voted Health Journalist of the Year. In 1998, she left the Sunday Times to concentrate on writing more books. In 2000, she produced her own TV show for Channel Health, Highly Alternative. Courteney has appeared many times on TV and radio, and regularly lectures in the UK and overseas. She is the author of seven books, four of which were in print in 2007.