REM lead singer Michael Stipe

Rawdah Mohamed: Fashion and Muslim women

Zainab Ahmed: Can Nigeria avert financial meltdown?

Victor Gao: 100 years of the Chinese Communist Party

Christian Happi: Can Africa become a world leader in vaccine development?

Writer Lionel Shriver

James Lovelock: The future of life on Earth

Jess Phillips: What happened to progressive politics?

Mexican journalist Lydia Cacho: Can courage overcome injustice?

Michael Holding: Can sport win its fight against racism?

Laurent Lamothe: Can anything be done to end Haiti's suffering?

Fikile Mbalula: Is South Africa's government being confronted with its own failure?

Hamdullah Mohib: Can the Afghan government hold out against the Taliban?

Péter Szijjártó: Is Hungary undermining European values?

Lazarus Chakwera: President of Malawi

Sir Hilary Beckles: Reparations for slavery

RoseAnne Archibald: Uncovering Canada's dark past

Sir Andrew Pollard: The war on Covid-19

Hamid Mir: Is Pakistan a safe place for journalists?

Daryl Davis: Reaching out to the KKK

Getachew Reda: What is the endgame for Tigray's rebels?

Aly Raisman: Are gold medals put above athletes' wellbeing?

Tobias Ellwood: Britain's Afghanistan exit

Kamila Sidiqi: What future do Afghanistan's women face?

Gedion Timothewos: Ethiopia's civil war

Paula Kahumbu: Saving Africa's wild spaces

Andrei Kelin: Russia, Afghanistan and the UK

Maggi Hambling: An evolving creative vision

Omar Zakhilwal: What ideology will prevail in Afghanistan?

Lindsey Graham: What is the Republican vision for America?

Nadia Calviño: Is Europe too fragmented to shape the 21st Century?