Oliviero Toscani: Photography with a social conscience

Imaan Mazari-Hazir: Seeking justice for Pakistan's disappeared

Martin Griffiths: Can the humanitarian system survive?

Ingrid Newkirk: Will humans ever go animal-free?

Amin Salam: Can all-out war be averted in Lebanon?

María Corina Machado: Defending democracy in Venezuela

Kim Aris: The fate of Aung San Suu Kyi and Myanmar

Tamir Pardo: Does Israel's greatest threat come from within?

Danny Danon: Can force alone deliver security for Israel?

Marietje Schaake: Is Silicon Valley too powerful?

Ali Abbasi: Is censorship a growing cross-cultural problem?

Seyed Hossein Mousavian: How vulnerable is Iran?

Frank Skinner: What unites his many sides?

John Bolton: Is America too divided to offer global leadership?

Chris Murphy: Is Kamala Harris a candidate for change?

Diane Foley: Bringing detained Americans home

Fred Fleitz: What would Donald Trump's foreign policy look like?

Andrei Kelin: Is Vladimir Putin reshaping geopolitics?

Jason Jones: How can you change cultural attitudes?

Edmund Bartlett: Does Jamaica have a security problem?

Farah Nabulsi: Challenging imbalance in value of human life

Sir Steve McQueen: The power of film

Paddy Hill: Rebuilding after a miscarriage of justice

Masoumeh Ebtekar: Is Iran's leadership in danger of losing its grip?

Aleksandar Vučić: Is Serbia looking to the West or Russia and China?

Liz Carr: The UK's assisted dying debate

Barbara Taylor Bradford: A woman of substance

Peter Boehringer: Is Germany's far right in a powerful position?

Mark Alford: Is America ready for Trump 2.0?

Arab Barghouthi: Will his father shape Palestinians' future?

Marty Baron: Is mainstream media in terminal decline?