We've all seen the guidance about frequently washing our hands for 20 seconds, and have heard about panic-buying at supermarkets. But what's really going to keep us safe in the coronavirus outbreak? If anyone knows, it's Dr. Bruce Aylward. He is Senior Advisor to the Director-General of the World Health Organization and led the WHO’s team in China.

Yale law professor Daniel Markovits says the system that values hard work and promotes the American dream is in itself a sham. He is taking aim at the very structure that made him a success in his latest book, "The Meritocracy Trap." He joins Hari Sreenivasan to discuss.

Despite progress in key areas like the #MeToo movement, women's rights appear to be backsliding in much of the world. In her new book, Helen Lewis takes a look at the complicated, often deeply flawed heroes who broke through the barriers to give women the right to vote, divorce, work, and participate in team sports, among other advances. She discusses with Christiane.

Tyll Ulenspiegel is a German mythological figure who crosses political and social boundaries, exposing their hypocrisy. In his new novel, author and playwright Daniel Kehlmann brings this fictitious character to life against the backdrop of the Thirty Years' War, one of the darkest periods in Central European history. He tells Christiane how he immersed himself in this unusual world.

State Senator Peter Harckham is a freshman Democratic lawmaker who, during a news conference in January, unexpectedly admitted that he had battled with addiction. Harckham says he hit rock bottom in the 1980s, but he sought treatment and now, after more than 30 years sober, is leading a bipartisan task force combating the worsening opioid crisis in New York. He joins Michel to discuss this work.

History is repeating itself at Europe's border, as migrants are desperately trying to make their way from Turkey into Greece. Many of these migrants come from Syria, where airstrikes have caused civilians to flee their country. Greek Minister of State Giorgos Gerapetritis joins Christiane to discuss his country's role in the crisis.

After 18 years of war, an Afghanistan peace deal created on Saturday is already falling apart. Today, the Taliban is launching more attacks on civilians and Afghan security forces. Simultaneously we're seeing the fate of Syria play out, as Russian president Vladimir Putin and Turkish leader Recip Erdogan meet in Moscow. Experts Vali Nasr and Susan Glasser join Christiane to discuss.

Dr. W. Ian Lipkin is an infectious disease expert at Columbia University who is fresh out of quarantine after traveling to China, where he was studying the coronavirus outbreak. The virus has now infected nearly 94,000 people around the world with more than 3,000 deaths. Lipkin sits down with Walter Isaacson to explain how the virus spreads and how people can avoid catching it.

"The Plot Against America," a new HBO series based on the novel by Philip Roth, re-imagines what the past would have looked like if Charles Lindbergh had won the presidential election of 1940 instead of President Roosevelt. Creator David Simon joins Christiane to explain the vision behind the series.

Joe Biden stormed through Super Tuesday with an impressive comeback, but he still has to fend off a formidable opponent in Bernie Sanders if he wants to win the nomination. Former Obama campaign manager David Plouffe joins the program to discuss the Super Tuesday results and the future of the Biden campaign.

The U.S. is segregated, and so is pollution. These words come from the so-called "father of environmental justice," Robert Bullard. As a sociologist, he has proved that minority communities in Houston suffer most from pollution and has written more than a dozen books on sustainable development, environmental racism and climate justice. He sits down with Walter to discuss his life's work.

Combatting the climate crisis will require enormous individual change as well as drastic changes to our global economic model. When Paul Polman was CEO of consumer goods giant Unilever, he was one of the first titans of commerce to recognize the environmental issue. He joins the program to discuss the role of businesses in climate change.

Environmentalist Bill McKibben was one of the first to sound the alarm about climate change. His message to the public is simple: We have already done lasting damage to the planet, and we need to take urgent action before the situation becomes irretrievable. He joins the program to explain how divestment efforts are affecting the fossil fuel industry.

Raul Ortiz joined the U.S. Border Patrol in 1991, and later served in Afghanistan. Now - thanks to President Trump -- he's the Border Patrol's new Deputy Chief. Over his career, he's been responsible for Border Patrol operations in 41 Texas counties and has witnessed families being torn apart at the border. He sits down with Walter to discuss this and President Trump's immigration policy.

Joe Biden has gained serious momentum heading into Super Tuesday. A comprehensive primary victory in South Carolina over the weekend coupled with the campaign suspensions of Pete Buttigieg and Amy Klobuchar may have wide implications as the centrists of the Democratic party coalesce around Biden’s candidacy. House Majority Whip Jim Clyburn joins the program to explain why he's endorsing Biden.

The coronavirus has killed more than 3,000 people and that number is rising rapidly. The World Health Organization has raised its risk assessment to "Very High" as a reality check and warning to every government in the world to contain the spread. Dr. Paul Offit, a Professor of Vaccinology at the University of Pennsylvania, breaks down the dangers of the virus.

On Saturday, the U.S. signed a deal with the Taliban that it hopes will finally end America’s longest war, the conflict in Afghanistan. Next week, the Afghan government will finally start negotiating face to face with the Taliban. Adela Raz, Afghanistan's Ambassador to the U.N., joins Christiane to explain this complicated process.

After this weekend’s South Carolina primary, Super Tuesday will separate winners from losers in the Democratic presidential race. 14 states will go to the polls March 3rd, including delegate-rich California and Texas. Right now, all eyes are on Texas to see whether this red state will turn purple as demographics shift. Journalist Jeremy Wallace joins Walter to discuss this battleground state.

The new film "Greed" tells the story of a disgraced billionaire. It's a thinly disguised version of the story of the British fast fashion mogul Sir Philip Green. He's accused of exploiting cheap labor in the form of South Asian garment workers to rake in billions for himself. Comedian Steve Coogan and director Michael Winterbottom join the program to discuss the film and the fast fashion industry.

In December, Myanmar's leader Aung San Suu Kyi was called before the international court of justice in the Hague and accused of government-sponsored genocide against Rohingya Muslims -- charges she denied. Historian Thant Myint-U joins Christiane to discuss this fraught situation and his new book "The Hidden History of Burma."