The topography of marital conflict: A sequential analysis of verbal and nonverbal behavior.
J Gottman, H Markman, C Notarius Journal of Marriage and Family 1977
Studied the resolution of existing marital issues by 5 distressed and 5 nondistressed couples (Locke-Wallace Relationship Inventory). Videotapes of the couples were coded by 2 groups of coders. One group categorized the content of messages, and the other group categorized the nonverbal delivery of messages by the speaker (affect) and the ...