Memories give us a sense of who we are. But how can we be sure that what we remember is what really happened? And why is it that some unwanted memories just won’t go away? Vin Walsh is a Professor of Human Brain Research at the Institute of Cognitive Neuroscience, UCL. https://twitter.com/vinwalsh Julia Shaw is a memory hacker and psychological scientist at UCL. She is best known for her work in the area of false memories: memories of things that never actually happened. https://twitter.com/drjuliashaw Jennifer Wild is an Associate Professor of Experimental Psychology at the University of Oxford. Her research focuses on why people over-remember what they most wish to forget. She has a special interest in how traumatic memories are formed and how they drive symptoms of post-traumatic stress disorder. https://twitter.com/drjenwild Check out our website: www.rigb.org/ Patreon: www.patreon.com/TheRoyalInstitution Twitter: twitter.com/Ri_Science YouTube: www.youtube.com/user/TheRoyalInstitution