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He has spent over 50 years writing, recording and performing music, and has shared a stage with some of the greatest names in Scottish music including Barbara Dickson, Gerry Rafferty and Michael Marra. Cathy Macdonald speaks to Rab Noakes about his life and passions.

Professor Richard Wrangham explores how we are becoming both more and less violent as a species, and what drives us to develop systematic forms of aggression; the subject of his book, ‘The Goodness Paradox’.

Fraught with ongoing tensions, the West Bank often finds itself in the headlines after outbreaks of violence. Charity sector consultant Philippa Bonella, who has recently returned from the area, tells Cathy what it was like to spend three months working there as a human rights monitor.

Do they keep the right people in or out, or are they more complicated symbols of power? As more and more walls go up around the world, Philippa Bonella, The Herald’s contributing Foreign Editor David Pratt, and Bishop David Chillingworth of the Scottish Episcopal Church, consider why we feel we need them.

Good versus Evil, redemption, and vengeance – are religious text ripe pickings for crime writers? Dr Alison Jack, from the University of Edinburgh’s School of Divinity, and writer Stuart Kelly, look at the relationship between the Bible and crime fiction.

And what makes an icon? Bishop David Chillingworth and critic Stuart Kelly discuss the qualities that can elevate you to that exalted status, and the purpose they serve.