@article {Hall2005,
	title = {Nonverbal behavior and the vertical dimension of social relations: A meta-analysis},
	journal = {Psychological Bulletin},
	volume = {131},
	number = {6},
	year = {2005},
	pages = {898{\textendash}924},
	author = {Hall, Judith A and Erik J. Coats and Lavonia Smith LeBeau.}
}
