12 Architects of St. Peter's Basilica

Michelangelo di Lodovico Buonarroti Simoni (6 March 1475 – 18 February 1564), commonly known as Michelangelo, was an Italian sculptor, painter, architect, poet, and engineer of the High Renaissance who exerted an unparalleled influence on the development of Western art. Despite making few forays beyond the arts, his versatility in the disciplines he took up was of such a high order that he is often considered a contender for the title of the archetypal Renaissance man, along with his fellow Italian Leonardo da Vinci.
Michelangelo was considered the greatest living artist in his lifetime, and ever since then he has been held to be one of the greatest artists of all time. A number of his works in painting, sculpture, and architecture rank among the most famous in existence. His output in every field during his long life was prodigious; when the sheer volume of correspondence, sketches, and reminiscences that survive is also taken into account, he is the best-documented artist of the 16th century.

Gian Lorenzo Bernini (also spelled Gianlorenzo or Giovanni Lorenzo) (Naples, 7 December 1598 – Rome, 28 November 1680) was an Italian artist and a prominent architect who worked principally in Rome. He was the leading sculptor of his age, credited with creating the Baroque style of sculpture.[2] In addition, he painted, wrote plays, and designed metalwork and stage sets.
Bernini possessed the ability to depict dramatic narratives with characters showing intense psychological states, but also organise large-scale sculptural works which convey a magnificent grandeur. His skill in manipulating marble ensured he was considered a worthy successor of Michelangelo, far outshining other sculptors of his generation, including his rival, Alessandro Algardi. His talent extended beyond the confines of his sculpture to consideration of the setting in which it would be situated; his ability to synthesise sculpture, painting and architecture into a coherent conceptual and visual