In defending the idea of honest inquiry, Susan Haack takes on the usual suspects: cognitive relativists, radical feminists, multiculturalists, self-styled neopragmatists such as Richard Rorty, sociologists of science, literary theorists--"a great revolutionary chorus announcing that disinterested inquiry is impossible, that all supposed 'knowledge' is an expression of power, that the concepts of evidence, objectivity, truth are ideological humbug." Although some readers will inevitably be reminded of works such as Paul R. Gross and Norman Levitt's Higher Superstition, Haack's Manifesto stands out because of its distinctively philosophical orientation. The chief villains--Richard Rorty, Sandra Harding--are philosophers, as is the tutelary deity of Haack's enterprise, C.S. Peirce. Particularly worthwhile is "'We Pragmatists...': Peirce and Rorty in Conversation." Constructed from passages from the two philosophers and the occasional intervention by Haack herself, this dramatic dialogue painlessly illuminates not only the surface similarities of Peirce's pragmatism and Rorty's neopragmatism but also their profound disagreements. Also included are interesting but somewhat tangential essays on metaphor's role in science, affirmative action, and the future of the academy. Although Haack is known in philosophical circles for her work in the forbiddingly technical areas of epistemology and the philosophy of logic, the 11 essays contained in her Manifesto are