@conference {43,
	title = {The Faces of Engagement: Automatic Recognition of Student Engagement from Facial Expressions},
	booktitle = {IEEE Transactions on Affective Computing},
	year = {2014},
	month = {01/2014-03/2014},
	author = {J. Whitehill and Z. Serpell and Y-C Lin and A. Foster and J. Movellan}
}
@inbook {45,
	title = {Automatic Facial Expression Recognition},
	booktitle = {Social Emotions in Nature and Artifact},
	year = {2013},
	publisher = {Oxford University Press},
	organization = {Oxford University Press},
	author = {J. Whitehill and M. Bartlett and J. Movellan},
	editor = {J. Gratch and S. Marsella}
}
@conference {59,
	title = {The computer expression recognition toolbox (CERT)},
	booktitle = {IEEE International Conference on Automatic Face \& Gesture Recognition and Workshops (FG)},
	year = {2011},
	author = {G. Littlewort and J. Whitehill and T. Wu and I. Fasel and M. Frank and J. Movellan and M. Bartlett}
}