In memory of my dear friend and long time Diffusioneer Charles Willock: Nuclear waste physics by Charles Willock, Scientists in Politics by Charles Willock, Patrick Rubie and Ian Woolf, Tilting at Windmills by Charles Willock, Fire-eating at the Sydney Olympics by Charles Willock, Patrick Rubie and Ian Woolf, Synaesthesia and websites by Charles Willock, Presented and produced by Ian Woolf Support Diffusion by making a contribution Support Diffusion by buying through affiliate links