Inference of happiness 1 RUNNING HEAD: Inference of happiness But are You Really Happy?: The Negativity Effect in the Inference of Happiness and Unhappiness Hyunjin Song and Oscar Ybarra University of Michigan Contact: Hyunjin Song (hyunjins@umich.edu , 734-717-8757) 3236 East hall, 530 Church St. Ann Arbor, MI, 48104