Val and Jo on the 'untold' history behind first novella

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Crime writer Val McDermid and Geographer Royal for Scotland Jo Sharp (both pictured) have released their first co-authored book, 'This Door of the Seas'.

They talk to us about the overlooked, but significant, period of Scottish history which inspired the novella.

Scotcast is the BBC’s Scottish news podcast. This episode is hosted by Martin Geissler and Laura Miller in front of a live audience at the Edinburgh Festivals.

Get in touch: scotcast@bbc.co.uk