John M. StewartJohn M. Stewart was Emeritus Reader in Gravitational Physics at the University of Cambridge, and a Life Fellow at King's College, Cambridge before his death in 2016. He was the author of Non-equilibrium Relativistic Kinetic Theory (1971) and AdvancedGeneral Relativity (Cambridge, 1991), and he translated and edited Hans Stephani's General Relativity (Cambridge, 1990). Read More Read Less