Lewis M. Simons, journalist and co-author of The Next Front, tells of how Sharia law has supplanted constitutional law in some remote Indonesian islands. The poverty stricken residents have allowed Muslim clerics to collaborate with military and police officials to enforce the Islamic religious law.

The experts battle over this contentious -- and alarming -- issue in the following series of clips. While some argue that heart disease is more deadly than H1N1, others warn of the grave national security risk the virus presents.

Andrew Ross Sorkin explains the research method behind his book Too Big to Fail, which reconstructs pivotal moments of Wall Street's financial crisis. Sorkin interviewed over 200 industry insiders in order to accurately chronicle the historic collapse.

SuperFreakonomics authors Stephen Dubner and Steve Levitt reveal a disturbing statistic on how often hospital doctors actually wash their hands. Levitt discusses how one hospital successfully addressed the issue by growing a petri dish culture from a particularly grimy hand.

Philosopher Simon Critchley surveys the ill-fated deaths of well-known philosophers -- stories he describes as "weirdness, madness, suicide, murder, bad luck, pathos and some very dark humor."

Barbara Ehrenreich criticizes the "delusional" positivity that has permeated American culture. She suggests that so-called "negative" realists are persecuted for their attitudes, particularly in business.

John Freeman describes the psychology behind compulsive email checking. He explains that the neurological effects of constantly checking your inbox are similar to those of playing a slot machine.

Travel author Rick Steves advocates a tolerance towards alternative lifestyles in the United States and calls for more liberal laws concerning the use of soft drugs like marijuana.

Legendary underground comic artist Robert Crumb reflects on illustrating the "primitive morality" found in the Book of Genesis. "If you're going to use that [Genesis] for moral guidance, I think you're going to be in trouble," says Crumb.

"Members, staffers and bureaucrats increasingly have a common business model in their head as they serve in Washington," says Stanford Law Professor Lawrence Lessig. "The business model is focused on their life after government - life as lobbyists."