“…Freud, 1952;Kris, 1950;Lewin, 1936;Piaget, 1951;Rapaport, 1951;Werner, 1948). In keeping with this assumption, psychiatric patients with a thought orientation have been found to have higher premorbid social competence, as assessed by an index of maturational level (Phillips & Zigler, 1961); a broader future time perspective, which may require higher abstraction (Stein & Craik, 1965); and higher frequencies of movement responses to the Rorschach, which may be indicative of a higher developmental level (Kruger, 1954;Misch, 1954).…”