Lluis Barbe has recreated the background and life of Francis Ysidro Edgeworth through a fascinating reconstruction that succeeds in shaping the first detailed biography ever published of this major economist and statistician. Originating from previously unexplored letters and documents stored in archives and registers in Ireland, England and Catalonia, Edgeworth's relationships with his academic fellows - including Sully, Jevons, Marshall, Galton, Pearson, Walras, Pantaleoni, Fisher, Pareto, Keynes - are meticulously depicted. Stemming from undiscovered primary sources, this book also reveals a detailed insight into the academic world of the period 1875-1925 in the fields of economics and statistics. With a descriptive survey of Edgeworth's work, this book will prove a captivating read for academics and postgraduate students in economic analysis, the history of economic thought and the history of statistics. Anyone with an interest in Francis Ysidro Edgeworth's life should also read this book.