1. Definitive studies on the character of the Renaissance architect, and its ambiguities, include James S. Ackerman, "Architectural Practice in the Italian Renaissance," in Distance Points: Essays in Theory and Renaissance Art and Architecture (Cambridge, Mass.: MIT Press, 1991), 361-84
2. Mary Hollingsworth, "The Architect in Fifteenth-Century Florence," Art History 7 (1984), 385-410
3. Leopold Ettlinger, "The Emergence of the Italian Architect during the Fifteenth Century," in The Architect: Chapters in the History of the Profession, ed. Spiro Kostof (New York: Oxford University Press, 1977), 96-123
4. Catherine Wilkinson, "The New Professionalism in the Renaissance," in Kostof, The Architect, 124-60. See also Marvin Trachtenberg, Building-in-Time: From Giotto to Alberti and Modern Oblivion (New Haven, Conn.: Yale University Press, 2010), 106
5. Martin Kemp, "From 'Mimesis' to 'Fantasia': The Quattrocento Vocabulary of Creation, Inspiration and Genius in the Visual Arts," Viator 8 (1977), 359-60.