With Stig Abell and Thea Lenarduzzi – 500-plus years since Thomas More coined the term “Utopia”, denoting a too-good-to-be-true land, Chloë Houston considers the relevance, and importance, of Utopian thinking, and asks if we feel more at home in dystopia; prompted by a magisterial new biography by Jonathan Eig, J. Michael Lennon describes the transformation of Cassius Clay into Muhammad Ali (and tells us what it was like to meet Ali at Normal Mailer’s seventy-fifth birthday party).