He describes the shifts in control of kinesic behavior
and evidence of that shift in courtesy literature, the permanence or lack thereof of gesture, evidence of shifts in communication in real life as indicated by personal documents, the possible substitution of words of gestures and the reasons for this change, the vocal mode, the turn to the prosodic and the repercussions, a database revealing class divisions indicated by discourse, and the new conjectural history of modal change.
typically includes gestures, posture, and movements of the body, such as the hands, arms, feet, and legs.
Although this list of behavioral manifestations provided language teachers with a point of departure for detecting foreign-language anxiety, preliminary inroads were made with a compilation of nonverbal kinesic behaviors
indicative of foreign-language anxiety, which gave teachers actual physical manifestations to look for including more stoical facial expressions and limited eye contact; rigid, closed posture; and use of more self-adaptive gesture than illustrative, speech-related hand movements (Gregersen, 2005).