Cathy's first hour guest arrived in Britain from Jamaica in the fifties. Now more than 5 decades on, he has been knighted for services to human rights, science and charity. Sir Geoff Palmer tells Cathy about his life as a scientist and passionate anti-racism and equality campaigner.

British director Steve McQueen's new film 12 Years A Slave is based on the true story of Solomon Northup, a free man who was kidnapped in 1841 and sold into slavery. It portrays the complex relationship between slaves, slave owners, abolitionists, and religion. Civil rights activist, Anita Shelton, discusses the film with Cathy.

And we'll be talking about modern day slavery and the various forms it takes, with human rights campaigner Baroness Helena Kennedy QC who was the Investigating Commissioner for the Equality and Human Rights Commission's Inquiry into Human Trafficking in Scotland, and Bronagh Andrew, from the Trafficking Awareness Raising Alliance (The TARA Project), part of Community Safety Glasgow.

The Church of Scotland's Church and Society Council in conjunction with the Scottish Churches Parliamentary Office has been holding meetings throughout the country to "Imagine Scotland's Future". We hear from reporter Bob Dickson, who went along to one of the recent meetings, where the idea was to get ordinary people to consider and reflect on what kind of place Scotland should aspire to be after the Referendum on 18th September 2014.

Philosopher Julian Baggini's new book, The Virtues of the Table, argues that thinking seriously about what we eat requires us to consider our relationship to nature, to our fellow animals, to each other and to ourselves. He joins Cathy to discuss how food nourishes the soul as well as the body. Show less