Today we welcome a guest blog post from Eve E. Buckley, author of Technocrats and the Politics of Drought and Development in Twentieth-Century Brazil, on drought and regional development in Brazil. Eve E. Buckley’s study of twentieth-century Brazil examines the nation’s hard social realities through the history of science, focusing on the use of technology and engineering as vexed instruments of reform and economic development. Nowhere was the tension between technocratic optimism and entrenched inequality more evident than in the drought-ridden Northeast sertão, plagued by chronic poverty, recurrent famine, and mass migrations. Buckley reveals how the physicians,...