Wyeth is an American painter whose work has been enormously popular and critically acclaimed since his first one-man show in 1937. His principal subjects are the people of Chadds Ford, Pennsylvania, and Cushing, Maine, portrayed in a meticulous naturalistic style. The best-known of Wyeth’s paintings, Christina’s World (1948), hangs at the Museum of Modern Art in New York City. What are his “Helga” pictures, and why did they generate a considerable amount of media buzz? Discuss