A three-item likert scale designed to measure the degree to which a person believes that a group of people who he/she has interacted with made him/her feel like they all had something in common.
Burgoon, Judee K. and Jerold L. Hale (1987), "Validation and Measurement of the Fundamental Themes of Relational Communication," Communication Monographs, 54 (March), 19-41.
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