 In 1912 Gutfreund became a member of Skupina výtvarných umělců (Group of Creative Artists) in Prague and exhibited there his first cubo-expressionist sculpture "Úzkost" ("Anxiety").The next year he participated in the second exhibition of the Group and showed his works "Hamlet", "Harmony" and "Concert".Between 1913 and 1914 he used the principles of analytical cubism in his work.