“…After the two quantitative empirical studies [Gideonse and Sakoda, 1950] 103 and [Lifshitz and Sakoda, 1952], he published on factor analysis [Sakoda, 1952[Sakoda, , 1954[Sakoda, , 1955, and contingency tables [Sakoda and Cohen, 1957]. He authored and co-authored articles on different methodological problems such as the volunteer error in empirical studies on sexual behavior [Maslow and Sakoda, 1952], problems of significance , effects of the order in which pictures are presented [Dollin and Sakoda, 1962]. As a co-author Sakoda contributed to the articles on reinforcement learning [Brand et al, 1956[Brand et al, , 1957a.…”