Table 1.

Camera Views At Home and Laboratory Settings.

	Camcorder	Scene captured	Position
Home	Contextual	3 target puppets; heads & upper bodies of Inf and Mom; nearby environment	1.7 m from Inf; ± 270°; 80 cm high
	Infant	Inf head & upper body, tray	1.2 m from Inf; ± 45°; 60 cm high
	Caregiver	Mom head & upper body; left tray	1.3 m from Inf; ± 155°; 60 cm high
Lab	Front (2: left & right)	Inf head & upper body; One zoomed out to capture E1	2 m from Inf; ± 33°
	Back (2)	Inf head & upper body; One zoomed out to capture E1	2 m from Inf; ± 126°
	Overhead	Inf, E1 & monitors	2 m from Inf

Note: Inf = infant; E1 = experimenter 1. Radial angle is relative to Inf's midline.