Wolf Kahn is a German-American artist born in 1927 who is known for his landscape paintings. He was inspired by artists like Hans Hofmann, Matisse, and Rothko and studied their techniques. Kahn travels widely to paint landscapes in various mediums like pastels and paints, using an expansive spectrum of colors. His work combines elements of abstraction, realism, and color field painting. Some examples discussed include "Dark Barn, Blue Sky" from 2007 and "Summer" from 1983, both showcasing his realistic landscapes and use of bright colors.