List of Guggenheim Fellowships awarded in 2004. U.S. and Canadian Fellows Thomas A. Abercrombie, Associate Professor of Anthropology, New York University: Social-climbing, self-narrative, and modernity in the Spanish transatlantic world, 1550-1808. Amir D. Aczel, Science Writer, Brookline, Massachusetts: Descartes' missing notebook and the beginnings of modern mathematics. Qianshen Bai, Assistant Professor of Chinese Art, Boston University: Wu Dacheng and the modern fate of Chinese literati art. Mary Jo Bang, Poet, St. Louis, Missouri: Associate Professor of English, Washington University in St. Louis: Poetry. Stuart Banner, Professor of Law, University of California, Los Angeles: Law, power, and American Indian land loss. Uta Barth, Photographer, Los Angeles; Professor of Studio Art, University of California, Riverside: Photography. Howell S. Baum, Professor of Urban Studies and Planning, University of Maryland, College Park: Racial beliefs, liberalism, and school civil-rights policy. Thomas W. Baumgarte, Professor of Physics, Bowdoin College; Adjunct Assistant Professor of Physics, University of Illinois at Urbana-Champaign: Computer simulations of gravitational waves. Lucian A. Bebchuk, William J. Friedman and Alicia Townsend Friedman Professor of Law, Economics, and Finance, Harvard University Law School: The allocation of power between management and shareholders. Christopher I. Beckwith, Professor of Central Eurasian Studies, Indiana University: A history of central Eurasia. Jason David BeDuhn, Associate Professor of Religious Studies, Northern Arizona University: Augustine's Manichaeism and the making of Western Christianity. Ruth Ben-Ghiat, Associate Professor of Italian Studies and History, New York University: Italian prisoners of war and the transition from dictatorship. Neil Berger, Artist, Alpine, New York: Painting. Bill Berkeley, Writer, New York City; Adjunct Professor of International Affairs, Columbia University: The Iran hostage crisis. Constance Hoffman Berman, Professor of History, University of Iowa: Women's work and European economic expansion, 1050-1250. Kenneth M. Bilby, Independent Scholar, Rhinebeck, New York; Rockefeller Resident Fellow, Columbia College Chicago: Jamaican musical ethnography. Eric Bogosian, Playwright, New York City: Play writing. Carles Boix, Associate Professor of Political Science, University of Chicago: The emergence of party democracy in advanced countries, 1880-1930. Gideon Bok, Artist, Northampton, Massachusetts; Assistant Professor of Art, Hampshire College: Painting. Michael P. Brenner, Gordon McKay Professor of Applied Mathematics and Applied Physics, Harvard University: Mathematical models in developmental biology. Margaret Brouwer, Composer, Cleveland Heights, Ohio; Vincent K. and Edith H. Smith Chair in Composition and Department Head, Cleveland Institute of Music: Music composition. Mary Ellen Brown, Professor of Folklore and Ethnomusicology, Indiana University: The making of Francis James Child's Ballads. Stephen B. Brush,