This study investigated whether five year old children would show similar social class differences in coding style to those found in Heider's (1971) study of ten year old children. Middle class children used a part-descriptive coding style, whereas working class children use a whole-inferential style; the findings were congruent with those of E.…

Interest in quantifying nonverbal variables in human interaction has led to the development and application of several nonverbal observation systems. The authors present a selective overview of these approaches, briefly explaining the major assumptions in terms of their differences and similarities. Drawing largely from their own experiences in…