Frank Ledwidge, author of Investment in Blood: The True Cost of Britain's Afghan War, discusses his laughable attempt to institute a justice system in Helmand province in southern Afghainstan, and why the military is terrible at building civil societies in conquered foreign countries.

Mark Thornton, Senior Fellow at the Mises Institute, discusses the relation between oil prices and the world economy, and how Colorado's first year of marijuana legalization proves that ending drug prohibition doesn't mean criminals and teenagers will run wild in the streets.

James Carden, a Contributing Editor for The National Interest, discusses his article "Dangerous Escalation: US Backs Putin Into a Corner;" and how the ultra-confrontational neoconservative foreign policy agenda makes Henry Kissinger sound like the voice of moderation.

Will Grigg, blogger and author of Liberty in Eclipse, discusses the "tribal Leninism" that keeps Americans divided and prevents popular opposition to the unaccountable police state; and how to level the legal playing field between public law enforcement and private security.

Vijay Prashad, a writer for al-Araby, discusses an overlooked footnote in the Senate report on CIA torture that describes how the US tried to justify torture by citing an Israeli Supreme Court ruling on the subject.

Gareth Porter, an award-winning journalist and historian, discusses the Obama administration's delaying tactics on an Iranian nuclear deal, and why he is more pessimistic than ever about an agreement being reached.

Eric Margolis, an internationally syndicated columnist and author of American Raj, discusses the never-ending war in Afghanistan; the fight against the Islamic State in Iraq; and Libya's descent into another civil war.

Muhammad Sahimi, Professor of Chemical Engineering & Materials Science at USC, discusses his article in The National Interest, "US Iran Hawks Try to Sabotage Nuclear Deal;" and how a US-Iran reconciliation would greatly help both countries.