Abstract expressionism in 1929 in relation to works by Wassily Kandinsky. Technically, an important predecessor is surrealism, with its emphasis on spontaneous, automatic, or subconscious creation. Jackson Pollock's dripping paint onto a canvas laid on the floor is a technique that has its roots in the work of André Masson, Max Ernst, and David Alfaro Siqueiros. The newer research tends to put the exile-surrealist Wolfgang Paalen in the position of the artist and theoretician who fostered the theory of the viewer-dependent possibility space through his paintings and his magazine "DYN". Paalen considered ideas of quantum mechanics, as well as idiosyncratic interpretations of
Autumn Rhythm (Number 30) involved working on unprimed canvas laid on the floor of his studio, pouring paint from cans or using sticks, heavily loaded brushes and other implements to control a stream of paint as he dripped and flung it onto the canvas. At 17 feet wide and 8 feet high", Autumn Rhythm" is among Pollock's largest pictures. The creation of "Autumn Rhythm" was partly documented by Hans Namuth, who photographed Pollock at work over several months in 1950. According to art historian Monica Bohm-Duchen, Namuth's photographs lend insight to the sequence in which Pollock filled in the canvas, and the order in