Aaron Siskind 100 explores the profound impact of Aaron Siskind on modern photography and abstract expressionism, highlighting his innovative style of visual calligraphy. The book and exhibition cover six decades of Siskind's work, illustrating how his unique approach influenced contemporaneous painters like Willem De Kooning, Franz Kline, and Robert Rauschenberg. Through this tribute, readers can appreciate Siskind's significant contributions and his parallel development alongside abstract expressionists, marking him as a pivotal figure in the art world.