International affairs

Until his arrest in 2004, nuclear scientist A.Q. Khan -- the father of Pakistan's atomic bomb -- ran a vast smuggling network that sent nuclear material to Iran and Lybia. In his book Peddling Peril: How the Secret Nuclear Trade Arms America's Enemies, weapons expert David Albright explains how Khan's network continues to threaten global security.

Despite the economic recession — or perhaps because of it — the kidnapping business is booming. In his recent New York Times Magazine article, journalist Nicholas Schmidle explores the international hostage market and its impact on workers.

How does organized crime influence terrorism? Investigative journalist David Kaplan discusses the relationship between terrorism and criminal syndicates, and how that relationship may have played out in the recent attacks on Mumbai.

China expert Orville Schell explains to host Terry Gross how the gates of United States and China are connected, and how the protectionist policies of the past are no longer viable.

Pakistan has an estimated 80 to 100 nuclear warheads. How secure are they? Veteran investigative journalist Seymour Hersh talks with host Terry Gross about Pakistan's nuclear arsenal and what Pakistan and the U.S. are doing to keep it safe.

New York Times journalist Roger Cohen gives an eyewitness account of the attacks against demonstrators in the wake of the June election. Cohen stayed in Tehran, even after the Iranian government revoked all foreign press passes.

Bloody protests in the streets of Iran following that nation's June 12 presidential election have captivated the world's attention, but what does it all mean? Political analyst Karim Sadjadpour weighs in on the unprecedented events — and who holds the power.

In Descent into Chaos, Ahmed Rashid examines the United States' failures in Central Asia, where, the author says, Washington has helped create an unstable Pakistan, a reinvigorated Taliban and a entrepreneurial al' Qaeda that is profiting off the opium trade.

A book about the treatment of detainees at Guantanamo Bay has led to an investigation by the Spanish court. In Torture Team, Philippe Sands alleges that high-ranking members of the Bush administration were responsible for instituting harsh interrogation tactics.

Ellen Johnson Sirleaf, the president of Liberia, is the first democratically elected woman leader in Africa. Since taking office in 2006, Johnson Sirleaf has fought to reconstruct the state and rescue Liberia's failing economy.