An innovative view of the role of fitness concepts in evolutionary theory. Natural selection is one of the factors responsible for changes in biological populations. Some traits or organisms are fitter than others, and natural selection occurs when there are changes in the distribution of traits in populations because of fitness differences. Many philosophers of biology insist that a trait’s fitness should be defined as an average of the fitnesses of individual members of the population that have the trait. Marshall Abrams argues convincingly against this widespread approach. As he shows, it conflicts with the roles that fitness is supposed to play in evolutionary theory and with the ways that evolutionary biologists use fitness concepts in empirical research. The assumption that a causal kind of fitness is fundamentally a property of actual individuals has resulted in unnecessary philosophical puzzles and years of debate. Abrams came to see that the fitnesses of traits that are the basis of natural selection cannot be defined in terms of the fitnesses of actual members of populations, as philosophers of biology often claim. Rather, it is an overall population-environment system—not actual, particular organisms living in particular environmental conditions—that is the basis of trait fitnesses. Abrams argues that by distinguishing different classes of fitness concepts and the roles they play in the practice of evolutionary biology, we can see that evolutionary biologists’ diverse uses of fitness concepts make sense together and are consistent with the idea that fitness differences cause evolution. Abrams’s insight has broad significance, for it provides a general framework for thinking about the metaphysics of biological evolution and its relations to empirical research. As such, it is a game-changing book for philosophers of biology, biologists who want deeper insight into the nature of evolution, and anyone interested in the applied philosophy of probability.
This volume contains some of John Marshall’s landmark decisions, including Marbury v. Madison and McCulloch v. Maryland—as well as his autobiographical account, and his speech about ratifying the Constitution.
John Marshall [1755-1835] was appointed Chief Justice of the United States Supreme Court in 1801 and ushered in its era of power and independence. He presided over the court for 34 years. The major decisions that are included here demonstrate his formulation of fundamental principles of American constitutional law. This collection presents all of John Marshall's decisions in the Supreme Court and on the circuit in context of their times and their effect on constitutional history, through notes to each case written by Joseph P. Cotton, Jr., the editor of this work. 2 vols. xxxvi, 462; v, 464 pp.
Drawing on a dynamic set of "graphic texts of girlhood," Elizabeth Marshall identifies the locations, cultural practices, and representational strategies through which schoolgirls experience real and metaphorical violence. How is the schoolgirl made legible through violence in graphic texts of girlhood? What knowledge about girlhood and violence are under erasure within mainstream images and scripts about the schoolgirl? In what ways has the schoolgirl been pictured in graphic narratives to communicate feminist knowledge, represent trauma, and/or testify about social violence? Graphic Girlhoods focuses on these questions to make visible and ultimately question how sexism, racism and other forms of structural violence inform education and girlhood. From picture books about mean girls like The Recess Queen or graphic novels like Jane, The Fox and Me to Ronald Searle’s ghastly pupils in the St. Trinian’s cartoons to graphic memoirs about schooling by adult women, such as Ruby Bridges’s Through My Eyes and Lynda Barry’s One Hundred Demons texts for and about the schoolgirl stake a claim in ongoing debates about gender and education.
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