Emotion Warm Thanks: Gratitude Expression Facilitates Social Affiliation in New Relationships via Perceived Warmth Lisa A. Williams and Monica Y. Bartlett Online First Publication, August 11, 2014. http://dx.doi.org/10.1037/emo0000017 CITATION Williams, L. A., & Bartlett, M. Y. (2014, August 11). Warm Thanks: Gratitude Expression Facilitates Social Affiliation in New Relationships via Perceived Warmth. Emotion. Advance online publication. http://dx.doi.org/10.1037/emo0000017