The document provides an overview of Expressionism, describing it as a early 20th century movement characterized by exaggerated forms and colors to convey emotions, arising as a reaction to realism. It mentions notable Expressionist works like Munch's "The Scream" and discusses several paintings by Klimt and Schiele that caused controversy due to their overt sexuality. It also briefly profiles the artist Käthe Kollwitz and her depictions of working class subjects.