Sophie and Nic discuss six possible barriers to discarding a grudge, and two crucial questions we can ask ourselves. Also on this episode: seating plans! Are they inherently grudgeworthy, and if not, what differentiates a grudgeworthy seating plan from one that's fine?

You can follow Nic on Twitter @NicAubury or visit his website www.nicaubury.com.

For more info about Sophie and her projects please visit www.sophiehannah.com