On this episode, I discuss analytic philosopher David Lewis' concept of possible worlds with Dr Benjamin Curtis. Ben is colleague at Nottingham Trent University. We talked about possible worlds, actual worlds, probability, causation and time. Ben Curtis lectures in Philosophy at Nottingham Trent University. He has published on a wide-variety of themes including epistemology, bioethics, time as well as the philosophical status of antiques. You can find out more about Ben on his university webpage here. Ben has also contributed a number of pieces toThe Conversationwhich you can find here. You can listen to more free back content from the Thales' Well podcast onTuneIn Radio,Player Fm,StitcherandPodbean. You can also download their apps to your smart phone and listen via there.You can also subscribe for free oniTunes. Please leave a nice review.