Increased use of the behavorial sciences in business is reflected in new appointments at the Business School announced by Dean Stanley F. Teele.

Howard Raiffa, a mathematical statistician now at Columbia will become Associate Professor of Business Administration effective July 1. At Columbia he has been making statistical studies in the social sciences.

Renato Tagiuri, a Harvard social psychologist, will become Lecturer on Business Administration at the Business School. He will apply the study of interpersonal relations to business situations. Tagiuri has been studying the interpersonal relations of pairs of people in Harvard's Laboratory of Social Relations.

Earlier, Raymond A. Bauer, M.I.T. social psychologist, was appointed Ford Foundation Visiting Professor for 1957-59. An authority on Soviet psychology, he had also been studying business attitudes toward foreign trade.