Luca Signorelli was an Italian painter born around 1450 in Cortona, Tuscany. He is best known for his work during the Renaissance, particularly for his frescoes that depict religious themes and human figures with dynamic poses. His style is characterized by a strong use of color and dramatic lighting, which influenced later artists. Signorelli's most famous works include the frescoes in the San Brizio Chapel in Orvieto Cathedral, where he illustrated scenes from the Last Judgment. His art reflects the transition from the early Renaissance to the High Renaissance, showcasing a deep understanding of anatomy and perspective.