In a change to the episode trailed last week, Sophie speaks to Matt Williams, author of The Science of Hate: How prejudice becomes hate and what we can do to stop it. The Science of Hate is published by Faber & Faber and is available now in paperback, eBook and audio. For more information about Sophie and her books please visit <a href="http://www.sophiehannah.com" rel="noopener">www.sophiehannah.com</a> If you're enjoying How to Hold a Grudge please leave a rating or review, or tell a friend.

Disagreemaphobia

Many of us believe it’s always wrong, and bad for us, to hold a grudge. But what if our grudges, when handled correctly, can be positively good for us and for others? What if grudges are actually great — not a cause for guilt, but exactly what we need to lead a happier, safer, more fulfilled life? Join internationally bestselling crime writer and grudge-holder extraordinaire Sophie Hannah to find out all about the power of grudges to transform your life for the better and to make the world a more peaceful and compassionate place.