Bill Blair: Canada's defence strategy

Sir Ron Dennis: The need for speed

Alexander Stubb: Has Nato membership left Finland stronger?

Gillian Slovo: Has her writing exorcised demons?

Jim Skea: Are humans bungling our chance to avert disaster?

Espen Barth Eide: Why will Norway recognise a Palestinian state?

Stephen J Shaw: Are falling birth rates a crisis for humanity?

Mohammad Shtayyeh: Will the Palestinian Authority work with Hamas?

R. Derek Black: Renouncing white nationalism

Mickey Bergman: What difference do hostage negotiators make?

Eyal Weizman: The politics of architecture

Jean-Noël Barrot: A snap election in France

Akinwumi Adesina: Africa rising?

Mathieu Kassovitz: Where is France going?

Dmytro Kuleba: Ukraine war at critical juncture

Sachin Pilot: Is India heading for consensus or chaos?

Fabrice Leggeri: What would a far-right victory mean for France?

Anne Enright: Changing Ireland

Husam Zomlot: Is diplomacy dead in the Israel-Gaza conflict?

Asma Khan: Can cooking change the world?

Ilya Ponomarev: How significant is Russian resistance to Putin?

Laurie Bristow: The West's failure in Afghanistan

Maria Butina: Is time on Russia's side?

Oliver McTernan: Is peace in the Middle East an impossible dream?

Maria Corina Machado: Can Venezuela's fortunes change?

Taro Kono: Can Japan reboot itself for the 21st Century?

Syed Zafar Islam: Will Narendra Modi change course?

Ohad Tal: Is Israel gearing up for a multi-front war?

The whistleblowers

Garry Conille: What can he do for Haiti?

Chris Ruddy: Is Trump's team worried?