Which fields of knowledge did Leon Battista Alberti study and practice?

Leon Battista Alberti was a quintessential "universal man" of the Renaissance, whose expertise spanned a vast array of intellectual and practical disciplines. His work was unified by a reliance on mathematics, which he viewed as the fundamental basis for all science and artistic practice.12

His fields of study and practice included:

• Architecture: He was a prominent architect and theorist, known for works like the Tempio Malatestiano and the facade of Santa Maria Novella. His treatise Ten Books on Architecture established him as a leading authority on classical building principles.13
• Art Theory: He authored foundational texts on painting and sculpture, significantly advancing the theory of perspective and the concept of "human" space.13
• Literature and Philosophy: An accomplished humanist, he was a poet, essayist, and biographer. He wrote influential dialogues on moral philosophy, such as Della famiglia, and contributed to the development of the Italian vernacular.13
• Science and Technology: He made significant contributions to cartography, cryptography, and surveying, and he was an expert in canon law.132