Karl Popper was one of the most influential philosophers of the twentieth century His criticism of induction & his falsifiability criterion of demarcation between science & non-science were major contributions to the philosophy of science Popper's broader philosophy of critical rationalism comprised a distinctive philosophy of social science & political theory His critique of historicism & advocacy of the open society marked him out as a significant philosopher of freedom & reason This book sets out the historical & intellectual contexts in which Popper worked & offers an overview & diverse criticisms of his central ideas The volume brings together contributors with expertise on Popper's work including people personally associated with Popper (such as Jarvie Miller Musgrave Petersen & Shearmur) specialists on the topics treated (Bradie Godfrey-Smith & Jackson) & scholars with special interests in aspects of Popper's work (Andersson Hacohen Maxwell & Stokes)