Human activity is altering our climate. The vast majority of scientists agree on that. But there is disagreement about the rate at which it is happening and how it will impact us. Surprisingly, the answers to what our future holds with climate change may lie in the past, especially how it will affect our health. This is the path that Australian public health expert Anthony McMichael sought to pursue in Climate Change and the Health of Nations: Famines, Fevers, and the Fate of Populations. [Find out how climate change will affect you.]

McMichael died unexpectedly in 2014, before he could finish his magisterial study, which was completed by Alistair Woodward, a former student and noted epidemiologist. When