A gallery of emotion pictures, as well as tons of concept images and photos. Also, check out this article on >how to shoot expressive portraits.
Somber Silhouette
© Janet FikarThe Four Horsemen
© Alton I. VanceRanch Dogs
© Kimber Wallwork-HeinemanShadow Hopping
© Michelle Cook-Doughertyuntitled
© Ketil Monsen