Helen Frankenthaler was an influential American painter known for her role in the development of abstract expressionism. Born in 1928, she became famous for her innovative technique of pouring paint onto unprimed canvas, which allowed colors to blend and create luminous effects. Her work often emphasized the emotional and spontaneous aspects of painting. Throughout her career, Frankenthaler explored various styles and techniques, contributing significantly to the New York School movement. She was also a key figure in the transition from abstract expressionism to color field painting, influencing many artists, including Jasper Johns and Robert Rauschenberg. Frankenthaler's legacy continues to inspire contemporary art.