George Segal was an American Pop artist. Though he began his career as a painter, he is best known for his iconic figurative sculptures. Easily recognizable as completely white plaster casts of people in poses and settings that mimic daily life, cinematic scenes, and historical events, his sculpture offers a haunting portrait of American life in the 20th century. The use of plaster and the life-sized scale of Segal’s figures produce an intense, realistic effect—while, at the same time, the all-white color of the plaster neutralizes and alienates his human subjects from their everyday motifs. “I pay an awful lot of attention to carving out the shape of the empty space in all my pieces,” he once said. “I pay a lot...