Stephen Sackur speaks to Professor Jim Skea, chair of the UN's Intergovernmental Panel on Climate Change. He is a key player collating the latest climate science and right now the situation looks grim; global emissions are still rising, so are temperatures and targets seem likely to be missed. Are humans bungling our chance to avert disaster?

Stephen Sackur speaks to Gillian Slovo whose acclaimed fiction, plays and memoirs reflect an extraordinary backstory. The daughter of South African parents whose struggle against apartheid brought prison and exile and in her mother’s case, assassination. Has her writing exorcised demons?(Photo: Gillian Slovo in the Hardtalk studio)

Stephen Sackur is in Helsinki to speak to the President of Finland Alexander Stubb. Russia’s invasion of Ukraine prompted Finland to take the strategically significant step of joining Nato. But is it wise for Finland to pick sides in the deepening conflict between Russia and the west?

Stephen Sackur speaks to Sir Ron Dennis, founder of the McLaren Group and one of the most successful team leaders ever in Formula 1 racing. He was known as a technical innovator and perfectionist focused on marginal gains in every aspect of race car design. Sir Ron and his McLaren team won a host of F1 constructors' and drivers' world championships with some of greats of motor racing: Niki Lauda, Alain Prost, Ayrton Senna and Lewis Hamilton. What fuelled his drive to win?

Stephen Sackur speaks to Canada’s defence minister Bill Blair. When it comes to military spending, Canada lies well short of Nato’s target. But with fears of Russian aggression on the rise, not least in the Arctic region, are Canadians changing their attitude to defence strategy?

Stephen Sackur speaks to Lithuania’s foreign minister Gabrielius Landsbergis. He wants the West to ramp up support for Ukraine to defeat Putin; he’s infuriated China with his stand on Taiwan. He calls it values-based foreign policy, but is Europe backing him?

Stephen Sackur speaks to Jonathan Haidt, the American social psychologist whose work focuses on how social and cultural change affects our minds and thoughts. How worried should we be about what smartphones and social media are doing to our children’s mental health?

Stephen Sackur speaks to Mihai Popșoi, Deputy Prime Minister and Foreign Minister of Moldova. The former Soviet Republic in south east Europe is now seeking EU membership. Just as in neighbouring Ukraine, Moldova’s western orientation has infuriated Moscow; is another conflict looming?

In 2021, Stephen Sackur is travelled to New York to speak to writer Paul Auster, who died this week aged 77.

Stephen Sackur speaks to Ami Ayalon, former director of the Israeli Security Agency, also known as Shin Bet, and now a fierce critic of Prime Minister Netanyahu's government. Is today's Israel ready to listen to the lessons of one of its ageing warriors?

Stephen Sackur speaks to Lebanon’s economy minister, Amin Salam. After years of economic meltdown, Lebanon is once again threatened by escalating regional conflict involving Israel and Iran. Does the Beirut government have the will or the means to prevent a further slide into chaos?

In an exclusive interview, Stephen Sackur speaks to Joan Donoghue, who has just retired as president of the International Court of Justice. In January, the court found there was a plausible case for Israel to answer for alleged violation of the Genocide Convention. Has the ruling changed anything in Gaza?

Another chance to listen to Stephen Sackur’s 2013 interview with American philosopher Daniel Dennett, who has died aged 82. Described as one of the Four Horsemen of New Atheism, Dennett wrote powerfully against religion. But do humans really want to live in a world where atheism rules and religion is dead?

Stephen Sackur speaks to veteran US diplomat Richard Haass. Levels of geopolitical risk are sky-high; from the direct hostilities between Israel and Iran, to the continued conflict and suffering in Gaza, to the ramping up of Russia’s assault on Ukraine. How should America respond?

If the West doesn't step up assistance for Ukraine, will the war be lost? Stephen Sackur speaks to former Ukrainian Prime Minister Arseniy Yatsenyuk.

Stephen Sackur speaks to Danny Danon, Israeli MP and former ambassador at the United Nations. Israel and Iran are on the brink of a war which could ignite the entire Middle East. Having neutralised an Iranian missile barrage, will the Israeli government listen to its allies and step back, or seek a new level of retribution and deterrence?

Stephen Sackur speaks to the actor Eddie Marsan, whose ability to play troubled, sometimes violent characters has made him a staple on stage and screen. He’s a relative rarity, an actor with genuine working class roots. Is there a diversity problem in the performing arts when it comes to class?

Stephen Sackur speaks to Paul Caruana Galizia, whose mother, Daphne, was a Maltese journalist who was assassinated for exposing endemic corruption and sleaze. Six years on, have her family won their fight for accountability and justice?

Stephen Sackur speaks to Zimbabwean opposition politician Job Sikhala. He was recently released after almost two years in jail. Now he’s promising to build a grassroots movement to challenge the ruling Zanu-PF party. But amid economic crisis and political repression, is change possible?

Stephen Sackur speaks to Scotland’s First Minister Humza Yousaf. His first year in the top job has been tough. Is the Scottish National Party's supremacy in peril?