Special Issue: Knowledge and Power: Projecting the Modern World Vera Keller, Ted McCormick and Kelly J. Whitmer, Projects in the History of Knowledge. An Introduction Vera Keller, Great Designs and Global Colonialism. Sir Balthazar Gerbier (1592?1663), El Dorado, and the Transnational Politics of Knowledge Ted McCormick, Reclaimed Land. Natural History and Seventeenth-Century Projecting, with Particular Attention to Ireland Kathleen S. Murphy, Projects of Nutmeg and Indigo. Knowledge and Ignorance in a Late-Seventeenth-Century Slaving Company William Cavert, The Improvement Police. Nehemiah Grew on Knowledge, Nature, and Power Kelly J. Whitmer, Youth, Happiness, and Institutional Projects in the Early Eighteenth-Century German Lands Keith Pluymers, Regulating the City. Streetscaping, Sewers, and the Project of Universal Drainage in Philadelphia Reut Ullman, Projecting Chemistry in Lomonosov?s Russia (1741?1765) Meagan Wierda, Population Projections. Demographic Fearmongering and "Uterine Colonization" During the Age of Gradual Emancipation Christine Keiner, The Nuclear Sea-Level Canal Engineering Feasibility Field Studies and Epistemic Risk in the Darién, 1965?1970 Matthew David Mitchell, Afterword. Projectors and the Manipulation of Power/Knowledge in the Rise of Capitalism Research Articles Björn Lundberg, Global Knowledge Rituals. United Nations Day and the Global Fifties Eva Andersen, From Spectacle to Specimen. Exploring Itinerant Showpeople?s Roles in Circulating Natural History Knowledge in Nineteenth-Century Western Europe Alexander Campolo, Loss. A Notion of Error in Machine Learning