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Monsters of the deep

Andrew Marr with Helen Scales, Philip Hoare and Elizabeth Kolbert

• 41 mins

Understanding Melancholy

Amol Rajan with Mary Ann Lund, Horatio Clare and Ahmed Hankir.

• 42 mins

Rights and responsibilities

Andrew Marr with Matthew d’Ancona, Minouche Shafik and Kenan Malik

• 42 mins

Newton: science and worldly riches

Tom Sutcliffe with Edward St Aubyn, Patricia Fara and Chris van Tulleken.

• 42 mins

Trade deals and human rights – in Africa and China

Andrew Marr with Tom Tugendhat, Geetha Tharmaratnam and Michela Wrong.

• 42 mins

Defining mental illness

Andrew Marr with Suzanne O’Sullivan, Lucy Foulkes and Sally Holland

• 42 mins

Nuclear destruction

Amol Rajan with Serhii Plokhy, Patricia Lewis and Sarah Rainsford

• 42 mins

What if the Incas had colonised Europe?

Andrew Marr with Laurent Binet, Caroline Dodds Pennock and Christienna Fryar.

• 41 mins

Personal faith and the Church

Tom Sutcliffe with Chine McDonald, Giles Fraser and Jeet Thayil.

• 41 mins

Art - plunder, power and prestige

Andrew Marr with Cynthia Saltzman, Francesco da Mosto and Charles Saumarez Smith.

• 42 mins

The opioid crisis and erosion of trust

Amol Rajan with Patrick Radden Keefe, Zoe Williams and Heidi Larson

• 42 mins

Daniel Kahneman on 'noisy' human judgement

Andrew Marr with Daniel Kahneman, Gillian Tett and Ann Cairns.

• 42 mins

On Thin Ice: Glaciers, Geopolitics, and Nature's Goods

Kirsty Wark with Jemma Wadham, Anne Sverdrup-Thygeson and Dwayne Ryan Menezes.

• 42 mins

DH Lawrence: life and work

Andrew Marr with Frances Wilson, Salman Rushdie and Simon Armitage

• 42 mins

Lionel Shriver on life and death decisions

Tom Sutcliffe with Lionel Shriver, David Jarrett and Jack Thorne.

• 41 mins

London - villain and victim?

Andrew Marr with Iestyn Davies, Jennifer Kavanagh and Jack Brown

• 41 mins

Jackie Kay on Bessie Smith

Kirsty Wark with Jackie Kay, Rosemary Hill and Michael Armitage

• 42 mins

Ali Smith

Ali Smith in conversation with Andrew Marr

• 41 mins

Life in the first person

Oliver Mears, Tiffany Watt Smith and Anil Seth talk to Tom Sutcliffe.

• 41 mins

Climate activism: the next generation

Richard Powers, Mya-Rose Craig and Simon Mundy talk to Andrew Marr

• 42 mins

Colm Tóibín on Thomas Mann

Andrew Marr talks to Colm Tóibín, Karen Leeder and Jesse Armstrong

• 42 mins

Images of power

Kirsty Wark with Mary Beard, Andrew Roberts and Ayesha Hazarika

• 42 mins

Views from across the water

Andrew Marr with Clare Jackson, Benedicte Paviot and Fintan O’Toole.

• 42 mins

Rationality in an Irrational Age

Amol Rajan talks about rationality with Steven Pinker, Amia Srinivasan and Irving Finkel.

• 42 mins

Working the land - Orwell and HG Wells

Andrew Marr with Rebecca Solnit, Claire Tomalin and Peter Hetherington

• 42 mins

Ai Weiwei on creative freedom

Tom Sutcliffe talks to Ai Weiwei, Lea Ypi and Kirill Gerstein.

• 42 mins

Internet influencers and generation gaps

Andrew Marr with Olivia Yallop, Sarah Ogilvie and Bobby Duffy.

• 42 mins

Ancient lives and legacies in Latin America

Tom Sutcliffe with Mario Vargas Llosa, Jago Cooper and Natalia Sobrevilla Perea

• 42 mins

Christianity: Changing Fortunes

Andrew Marr with Janine di Giovanni, Elle Hardy and Tricia Hillas.

• 42 mins

Levelling up; halting decline

Kirsty Wark with Marit Kapla, Paul Batchelor and Paul Swinney.

• 42 mins