5/5 Michael Symmons Roberts on why he believes forgiveness has to be accompanied by justice.
BBC Radio 3
4/5 Dr David Starkey delves into the past as well as the present for examples of forgiveness.
3/5 Baroness Julia Neuberger explains why she believes only victims are able to forgive.
2/5 Mark Vernon on the impossibility of forgiveness and Mandela's 'pragmatic reconciliation'.
1/5 Journalist Madeleine Bunting explains why she believes forgiveness is a choice.
4/4 Welsh poet Gillian Clarke counts the human cost of quarrying Snowdonia's ubiquitous slate.
3/4 Sculptor Peter Randall-Page describes the obduracy of Dartmoor's granite boulders.
2/4 Walker and geologist Ronald Turnbull reflects on sandstone's place in our landscapes.
1/4 Sue Clifford, co-founder of Common Ground, reflects on England's limestone landscapes.
20/20 Kamila Shamsie discusses Lubna of Cordoba, a female intellectual from the 10th century.
19/20 Narguess Farzad celebrates the much loved 13th-century Persian poet Al-Rumi.
18/20 Historian Jonathan Phillips reassesses the influence of 12th-century hero Saladin.
17/20 Dr Amira Bennison considers the intellectual powerhouses of Baghdad and Cairo.
16/20 Professor Charles Burnett considers the philosopher Ibn Rushd.
15/20 Professor Mona Siddiqui discusses religious thinker and mystic Al-Ghazali.
14/20 Dr Simonetta Calderini discusses Al Hakim, the controversial Egyptian imam-caliph.
13/20 Professor James Montgomery discusses the Islamic scholar Al-Biruni.
12/20 Dr Sussan Babaie discusses the architectural glories of the Islamic world.
9/20 Hugh Kennedy discusses the life and times of the great historian of early Islam, al-Tabari
11/20 Dr Tony Street assesses the great philosopher and physician Avicenna.