Susan Jacoby, Journalist/Author, "Freethinkers: A History of American Secularism," and most recently, "Never Say Die: The Myth and Marketing of the New Old Age" is tonight's Greatest Mind. Forty years ago - very few politicians flaunted their religious beliefs for personal gain. So what's changed - and what's given rise to the Christian Right in American politics? Her latest piece is - How The Founders Ensured America Would Not Be a Christian Nation.

For tonight's Conversations with Great Minds - Thom Hartmann is joined by Chris Hayes. Chris is a political commentator - and host of Up With Chris Hayes - which airs Saturday and Sunday mornings on MSNBC. He is also the Editor-at-Large of The Nation magazine and writes on issues central to the liberal community - including what is hurting the Democratic Party - and how the labor movement is changing From Wall Street to Main Street - the wealthy elite have run roughshod over the lives of everyday Americans for the past several decades. How did we get to this point in American history - and what can be done to fix our broken meritocracy?

Dr. Mitchell Gaynor, Founder & President-Gaynor Integrative Oncology joins Thom Hartmann. A new report out says that Global Cancer Rates will increase 75 Percent By 2030. How does your diet affect your risk of developing cancer - and what are some of the most effective ways to protect yourself from the disease? Dr. Gaynor is Founder and President of Gaynor Integrative Oncology - and Clinical Assistant, Professor of Medicine at Weill Medical College - affiliated with Cornell University and New York Hospital, former Medical Director and Director of Medical Oncology at the Weill-Cornell Medical Center for Complementary and Integrative Medicine, has been listed consecutively in The Best Doctors in New York since 1997, has served on the Board of Advisors for Healthy Living Magazine, and board certified in medical oncology, hematology and internal medicine and is the author of four best selling books, including "Nurture Nature Nurture Health: Your Health and The Environment."

For tonight's special edition of Conversations with Great Minds - Thom is joined by Lamar Waldron. Lamar is an author and historian - and was once called "the ultimate JFK historian and examiner," by Variety Magazine's Liz Smith. His extensive and groundbreaking research has been featured in hundreds of newspapers - and was the subject of two Discovery Channel specials produced by NBC News. Lamar has appeared on CNN, The History Channel and other major television networks. He is the author of several books - including his newest, full of bombshells, Watergate: The Hidden History. June 17th marks the 40th anniversary of the Watergate burglary - and just in time for the anniversary is the arrival of an explosive new book that sheds new light on the scandal and on President Nixon.

Conversations with Great Minds - Tim Noah, Journalist & Senior Editor-The New Republic / Author of the new book "The Great Divergence" / Contributing editor to The Washington Monthly and a frequent commentator on CBS News' Sunday Morning. America has become a nation of the haves - and the have nots - with a higher income inequality than the likes of Venezuela, Kenya and even Yemen. So what's brought us to this defining moment in American history - and how do we close the gap between the wealthy elite and everyone else?

For tonight's Conversations with Great Minds, Thom Hartmann is joined by Nobel Prize winning economist Dr. Paul Krugman. Krugman received a Ph.D. from MIT - and has taught at several schools including Yale, MIT, and Stanford. He's written 20 books - including several best-sellers - and over 200 papers on international trade, finance, currencies, and several other areas. He's the recipient of numerous awards - including the Nobel Prize in economics, which he won in 2008. Currently - he is a professor of economics and current affairs at Princeton University - and you can read Paul Krugman's work everyday as a columnist on the pages of the New York Times. His new book is titled: End This Depression Now. Europe is in crisis mode. The United States could be headed off a fiscal cliff at the end of the year. And Congress doesn't seem to know what to do. Tonight Thom speaks with someone who DOES know what to do: Paul Krugman

Steve Coll, President-New America Foundation / Staff Writer-The New Yorker / Author of the new book, "Private Empire: Exxon Mobile and American Power" joins Thom Hartmann. Exxon Mobil is the largest and most powerful private corporation in the United States - and yet - very little is actually known about how the company operates. How does this corporate giant really function - and how much control does it have over lawmakers in Washington? We'll pose those questions and more to Steve Coll in tonight's Conversations with Great Minds.