The 21st Annual Conference on Undergraduate Teaching of Psychology was held on March 28-30, 2007 at Hudson Valley Resort and Day Spa in Kerhonkson, New York. The conference was sponsored by the Psychology Department of Farmingdale State College. The conference included twenty five presentations and ten of these are included in these proceedings. Presentation topics included among others course management systems, the benefits of revisions to student learning, distance learning courses, and the use of sitcoms to enhance student learning. Papers include: (1) Counselors as Teachers, Teachers as Counselors: The Process of Parallels (John A. Malacos); (2) Course Management Systems, Past, Present and Future (James Regan, Hugh Knickerbocker, and Jodi Allen); (3) The Hybrid Course: Comparison to Traditional and Distance Learning Courses (Katherine Zaromatidis and Patricia Oswald); (4) The Specifics of Group Discussions within On-line Psychology Classes (Anna Toom); (5) The Integration of A Tangential Reading Into Psychology Courses (Edward J. Murray and Carol A. Puthoff Murray); (6) Do Revisions Help Student Learning? (Brandi Scruggs and Emily Soltano); (7) SITCOMS: TRASH OR TREASURE? Using Situation Comedies to Enhance Learning (Dean M. Amadio and Supriya Poonati); (8) Student Excuses & Motivation (Grant Leitma); (9) Horney Goes Hollywood: Using Films to Teach Personality Theory (Dante Mancini and Herman Huber); and (10) Testing Elaboration Learning in Varied Contexts (Robert A. Dushay). (Individual papers contain references.) [Abstract modified to meet ERIC guidelines.]