Thomas Byrne: Ireland's twin challenge

Madawi Al-Rasheed: Can the Saudi Crown Prince's authority really be challenged?

Dr Soumya Swaminathan: Is vaccine inequity undermining the fight against Covid?

Sviatlana Tsikhanouskaya: Has Belarus’s revolution stalled?

Evan Medeiros: How should Biden approach China?

Laurie Santos: Can we learn how to be happy?

Clément Beaune: Is Covid-19 exposing weaknesses in the EU?

Kirill Dmitriev: Russia's Sputnik V a vaccine for humankind?

Yogendra Yadav: Are farmers' protests a defining moment for India?

Douglas Stuart: Stories of tender souls in tough places

Timothy Snyder: Lessons from history

Elizabeth Neumann: The battle for the soul of the US Republican Party

Dr Seth Berkley: How to ensure the whole world gets a Covid vaccine

Harvey Goldsmith: Can live music survive Covid?

Valdis Dombrovskis: Is the EU ready to aggressively defend its interests?

Khin Zaw Win: Protests in Myanmar

Evan McMullin: What next for anti-Trump Republicans?

Jewher Ilham: Fears for her Uighur family in China

Dr Sasa: Does Myanmar have a democratic future?

Adar Poonawalla: How to vaccinate the world

Vjosa Osmani: Acting President of Kosovo

Stephen King: Are you afraid of the dark?

Baroness Minouche Shafik: What do we owe each other?

Regina Ip Lau Suk-yee: Is the concept of ‘one country, two systems’ dead?

Jean-Claude Juncker: Is Covid an unprecedented test of EU cohesion?

Marina Abramović: A remarkable career pushed to the limits

Erika Lust: Can porn be feminist?

Sir Vartan Melkonian: From Beirut street child to the Royal Philharmonic Orchestra

Barbara Amiel: What do the super-rich owe the rest of the world?

Ken Rogoff: Does Bidenomics make sense?

Amrullah Saleh: Is the Afghan peace process running out of road?