How did Masaccio use anatomy, chiaroscuro, and perspective to create realistic figures?

Masaccio, often called the father of Renaissance painting, revolutionized the depiction of figures by integrating anatomy, light, and space to create a convincing illusion of reality.1

Anatomical Realism

Masaccio moved away from the stylized, elegant forms of his contemporaries, favoring massive, sculptural figures. He likely learned to articulate the human body and convey emotional expression by studying the realistic sculptures of his friend Donatello. His figures are characterized by their simple, powerful forms and naturalistic drapery, which emphasize their physical presence and human dignity.21

Chiaroscuro and Light

Masaccio utilized a technique of strongly differentiated areas of light and dark—an early form of chiaroscuro—to give his figures a sense of three-dimensional volume. By manipulating light and shade, he created the illusion of solid, tangible bodies that occupy space. Furthermore, he ensured that the light within his paintings was consistent with the natural light of the environment, such as the actual light falling into the Brancacci Chapel.31

Perspective

Masaccio embraced the concept of a painting as a window into a real world governed by rational laws. He was among the first to employ the one-point perspective system, which allowed him to create a deep, clearly articulated space. This system, likely learned from his friend Filippo Brunelleschi, enabled him to unify the space of the painting with the space of the observer, making the viewer a participant in the scene.314