... Generally, subjects report that a film was funnier or shocks were more painful when they exaggerated their amusement or pain than when they muted their facial reactions (Kopel & Arkowitz, 1974;Kraut, 1982;Lanzetta, Biernat, & Kleck, 1982;Lanzetta, Cartwright-Smith, & Kleck, 1976;Zuckerman, Klorman, Larrance, & Speigel, 1981). Others try to "trick" participants into adopting a given emotional expression (Duclos et al., 1989;Kellerman, Lewis, & Laird, 1989;Laird, 1974;Laird, 1984;Laird, Wagener, Halal, & Szegda, 1982;Larsen, Kasimatis, & Frey, 1992;Strack, Martin, & Stepper, 1988). Others arrange things so subjects will unconsciously mimic others' emotional facial expressions (Hsee, Hatfield, Carlson, & Chemtob, 1990, 1993Hsee et al., 1992). ...