Melanie Golding, Ian McGuire and John Aitcheson

This week we’re all at sea! 

I discuss a mysterious case of people who can change into seals at the full moon, with author Melanie Golding.

Ellie Marsh goes behind the scenes to explore 'The North Water' with its author Ian McGuire.

Robert Kirkwood drops in on the recording of 'The Shark and The Albatross' with wildlife film maker John Aitcheson.

And we return to Ian McGuire for the Books of Your Life.