Power, violence and witches

Kirsty Wark with Zinnie Harris, Marion Gibson and Jo Ingabire Moys.

• 42 mins

The food we eat

Kimberley Wilson, Louise Gray and Rebecca O'Connell with Tom Sutcliffe

• 41 mins

Ancient knowledge

Adam Rutherford with Carlo Rovelli, Ann Yee and Kapka Kassabova.

• 41 mins

Democratic capitalism – marriage on the rocks

Tom Sutcliffe with Bernie Sanders, Martin Wolf and Kate Raworth.

• 42 mins

The Iraq War – 20 years on

Kirsty Wark with Ghaith Abdul-Ahad, Emma Sky and Gordon Corera.

• 42 mins

George Eliot and married life

Tom Sutcliffe with Clare Carlisle, Claudia Rankine and David Eldridge

• 41 mins

Humanism - what is it good for?

Adam Rutherford with Sarah Bakewell, Julian Baggini and Leila Aboulela

• 41 mins

Climate - past, present and future

Kirsty Wark with Peter Frankopan, Jane Francis and Jessie Greengrass.

• 41 mins

Mastering a new skill

Tom Sutcliffe with Adam Gopnik, Hannah Critchlow and Rebecca Struthers.

• 41 mins

Ai Weiwei and design values

Adam Rutherford with Ai Weiwei, Roma Agrawal and Bent Flyvbjerg

• 42 mins

A place called home

Tom Sutcliffe with Kieran Yates, Natasha Carthew, Christine Whitehead and Alice Brownfield

• 41 mins

Ancient trees

Kirsty Wark with Peter Wohlleben, Jill Butler and Carolyne Larrington.

• 41 mins

Life behind the iron curtain

Adam Rutherford with Karl Schlögel, Katja Hoyer and Adam Curtis

• 42 mins

Monster artist/monstrous art?

Tom Sutcliffe with Claire Dederer, Devika Ponnambalam and Michael Bond.

• 42 mins

Virtuous bankers?

Adam Rutherford with Anne Murphy, Edward Chancellor and David Fishwick.

• 41 mins

Birds and moths

Kirsty Wark with Tim Blackburn, Cheryl Tipp and Mark Cocker

• 41 mins

Hay Festival - Dickens in the 21st century

Tom Sutcliffe talks to Barbara Kingsolver, Michael Rosen and Natalie Haynes.

• 41 mins

Allergies and the Microbiome

Adam Rutherford with Theresa MacPhail, James Kinross and Johnny Drain.

• 41 mins

Hacking and cybercrime

Tom Sutcliffe with Scott Shapiro, Alice Hutchings and Jenny Radcliffe.

• 42 mins

Sums, stories and musical scores

Kirsty Wark with Eugenia Cheng, Sarah Hart and Emily Howard.

• 42 mins

Materials that shape our world

Tom Sutcliffe with Ed Conway, Aarathi Prasad and Jamie Fraser.

• 41 mins

The NHS at 75

Kirsty Wark with Kevin Fong, Isabel Hardman, Phil Whitaker and Andrew Seaton

• 41 mins

Homo Sapiens +/-

Tom Sutcliffe with Sebastian Faulks, Ludovic Slimak and Lauren Gunderson.

• 41 mins

Contains Strong Language Festival in Leeds

Tom Sutcliffe with Lemn Sissay, Lebogang Mashile and Clare O’Dowd

• 42 mins

The Iliad and the right to rule

Adam Rutherford with Emily Wilson, Mary Beard and Ben Riley-Smith

• 41 mins

Israel

Tom Sutcliffe with Nathan Thrall, Ayelet Gundar-Goshen and Jake Wallis Simons.

• 42 mins

Unruly bodies

Adam Rutherford with Emma Dabiri, Carol Morley and Cat Bohannon.

• 42 mins

Infected blood - from scandal to inquiry

Tom Sutcliffe with Cara McGoogan, Jason Evans and Gabriel Scally.

• 42 mins

Soundtrack to life

Kirsty Wark with Natalie Merchant, Michel Faber and Jeffrey Boakye

• 40 mins

China – its poetry and economy

Tom Sutcliffe with Noo Saro-Wiwa, Michael Wood and George Magnus

• 41 mins