Dr. Llera’s research focuses on anxiety disorders, with an emphasis on the further
development and exploration of an emotional contrast avoidance model as a new way
to understand worry and emotion dysregulation in generalized anxiety disorder (GAD)
. Research is conducted on three levels of observation, including self-report, behavioral
observation, and psychophysiological responding.
Dr. Llera specializes in adult psychopathology, with a specific emphasis in anxiety
disorders. Dr. Llera has conducted group and individual therapy, as well as psychological
Llera, S.J., & Newman, M.G. (2017). Development and validation of two measures of emotional contrast
avoidance: The Contrast Avoidance Questionnaires. Journal of Anxiety Disorder. doi: 10.1016/j.anxdis.2017.04.008.
Llera, S. J. (2017, Summer). Don’t worry about it! Anxiety and its impact on emotional wellbeing.
Eye on Psi Chi, 21(4), 34-35. https://www.psichi.org/page/eye_main_214#.WP6XqCX2aP8.
Llera, S. J., & Newman, M. G. (2014). Rethinking the role of worry in Generalized Anxiety Disorder:
Evidence supporting a model of emotional contrast avoidance. Behavior Therapy, 45(3),
Newman, M.G., Llera, S. J., Erickson, T. E., Przeworski, A., & Castonguay, L. G. (2013). Worry and Generalized
Anxiety Disorder: A review and synthesis of research on its nature, etiology, and
treatment. Annual Review of Clinical Psychology, 9, 275-297. doi: 10.1146/annurev-clinpsy-050212-185544.
Newman, M. G. & Llera, S. J. (2011). A novel theory of experiential avoidance in generalized anxiety disorder:
A review and synthesis of research supporting an avoidance of a negative emotional
contrast. Clinical Psychology Review, 31, 371-382. doi: 10.1016/j.cpr.2011.01.008.
Llera, S. J., & Newman, M. G. (2010). Worry and emotional avoidance in generalized anxiety disorder:
Effects on physiological and subjective reactivity. Emotion, 10(5), 640-650. doi:10.1037/a0019351.
- PSYC 361: Abnormal Psychology
- PSYC 631: Advanced Abnormal Psychology
- PSYC 765: Personality Assessment