An ambitious dissection of the most intangible human emotion turns to literature and Freud to chart the experience in all its forms, writes Salley Vickers
Neuroscientist David Eagleman gives a breathless account of advances in our understanding of the brain but offers little real food for thought, writes Alexander Linklater
How on earth could anyone memorise all 626 lines of The Rime of the Ancient Mariner? Well, a technique that relies on mental images could be all that's needed, according to US memory champion Joshua Foer