For leading climate scientist Dr Tamsin Edwards, probabilities and possible futures are part of her everyday work. She joins David to explore uncertainty in different aspects of her life: as a statistician and mathematical modeller, as a communicator about possible climate futures, but also as a cancer patient faced with a life-changing decision. Tamsin and David explore Why 'all models are wrong but some are useful' How Tamsin engages with climate change skeptics and Extinction Rebellion campaigners Communicating projections for different scenarios - with climate change and Covid-19. What she learnt as a cancer patient 'at the pointy end of probability'  Connect with Dr Tamsin Edwards on Twitter. Views to share? Get in touch via Twitter @RiskyTalkPod or email riskytalk@maths.cam.ac.uk Risky Talk is produced by Ilan Goodman for the Winton Centre for Risk and Evidence Communication at the University of Cambridge. A full transcript of this episode can be found here