Is man-made climate change our biggest problem? Are the wildfires, droughts and hurricanes we see on the news an omen of even worse things to come? The United Nations and many political leaders think so and want to spend trillions of tax dollars to reverse the warming trend. Are they right? Will the enormous cost justify the gain? Economist Bjorn Lomborg, director of the Copenhagen Consensus Center, explains the key issues and reaches some sobering conclusions.

What corrupts politics more: Millionaires and billionaires? Or the rules that intend to limit the influence of wealthy donors? George Will, author and Pulitzer Prize-winning columnist for the Washington Post, explains who designed campaign finance reform and why Congress's solution to the problem may actually be the bigger problem.

Why does student debt keep going up and up even as it's harder and harder to find a good job with a college degree? And why does it seem that the more aid the government and colleges give, the less it helps? Charlie Kirk, founder of Turning Point USA, shows how politicians and universities have saddled students with dangerous debt...and with little to show for it.

Successful liberals live by conservative values. It's true. The liberal musician, the liberal chef, the liberal writer--all swear by things conservatives love, like competition, earned reward, and, yes, profit and the bottom line. Greg Gutfeld, bestselling author of, "How To Be Right: The Art of Being Persuasively Correct", explains. Order "How to Be Right" at http://ggutfeld.com/books/

What in the world happened to the liberal arts? A degree in the humanities used to transmit the knowledge and wisdom imbued in the works of great Western artists, writers, musicians and thinkers like Shakespeare and Mozart. But today, that same degree stresses Western racism, sexism, imperialism, and other ills and sins that reinforce a sense of victimhood and narcissism. So, what happened? Heather Mac Donald of the Manhattan Institute explains.

Is green energy, particularly wind and solar energy, the solution to our climate and energy problems? Or should we be relying on things like natural gas, nuclear energy, and even coal for our energy needs and environmental obligations? Alex Epstein of the Center for Industrial Progress explains.

Telling the truth is usually right. But can it also sometimes be wrong? If so, when? And why? Rabbi Joseph Telushkin, a bestselling author and renowned scholar, explains when honesty isn't the best policy.

Was America's first billionaire, John D. Rockefeller, a greedy robber baron, a generous philanthropist, or both? And did the oil tycoon exploit America's poor or give them access to much-needed energy? Historian and Hillsdale College professor Burt Folsom, author of "The Myth of the Robber Barons," reveals the truth about the Rockefeller empire.

Is radical Islam our generation's most dangerous ideology? Is it comparable to what Nazism and Communism were in the 20th century? Or are Islamists no more dangerous than extremist Christians, Jews, and Buddhists? Raymond Ibrahim, author of "The Al Qaeda Reader," explains what radical Islam is, and shows how Muslims and non-Muslims alike can help defeat it.

What makes conservatism right? If you're a conservative, you should know why you're right. If you're not a conservative, why should you think about becoming one? Greg Gutfeld, bestselling author of, "How To Be Right: The Art of Being Persuasively Correct", explains. Pre-order "How To Be Right" -> http://ggutfeld.com/books