Books, films, documentary series – the serial killer market is hugely profitable. We just can get enough of murder, horror and psychopaths. Why is that? 

To try and answer some of those questions, Ciarán Dunbar spoke to Craig Jackson, Professor of Occupational Health Psychology, at Birmingham City University. 

The BelTel brings you some of Northern Ireland's top journalists, Allison Morris, Sam McBride and Suzanne Breen to name but a few, giving you the inside stories behind what is in the news. Presented by Ciarán Dunbar, the Bel Tel investigates, debates and informs every Monday, Wednesday and Friday.

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