Katie Pierce – Ellman Lab

Katherine Pierce, Ph.D.

katherine.pierce@temple.edu

Katherine is a sixth-year graduate student in the clinical psychology program working with Dr. Lauren Ellman. She received her B.A. in Psychology from Sonoma State University in 2014, and then went on to work in the Translational, Cognitive, and Affective Neuroscience (TCAN) lab at the UC Davis Medical Center. Her current research interests are centered on negative symptoms in the course of psychosis; and the early identification of psychosis spectrum disorders. Her interests also include psychometrics and measurement methodology. She is currently out on internship at Friends Hospital.

publications

Peer-Reviewed Articles

Pierce, K. M., Maxwell, S. D., Olino, T. M., Cooper, S., & Ellman, L. M. (2020). Factor Structure, Convergent, and Divergent Validity of the Prodromal Questionnaire–Negative Symptom Subscale. Assessment, 1073191119899981.

Lopez-Garcia, P., Ashby, S., Patel, P., Pierce, K. M., Meyer, M., Rosenthal, A., … & Niendam, T. (2019). Clinical and neurodevelopmental correlates of aggression in early psychosis. Schizophrenia research, 212, 171-176.

Niendam, Tully, Iosif, Kumar, Nye, Denton, . . . Pierce, K.M. (2018). Enhancing early psychosis treatment using smartphone technology: A longitudinal feasibility and validity study. Journal of Psychiatric Research, 96, 239-246.

Conference Posters and presentations

Pierce, K.M., Klugman, J., Mittal, V.A., Schiffan, J., & Ellman, L.M. (2019). Symptom fluctuations of attenuated positive symptoms influences predictive power of psychosis-risk screeners. Poster to be presented at the 33^rd meeting of the Society for Research in Psychopathology. Buffalo, NY

Pierce, K.M., Maxwell, S., Olino, T., & Ellman, L. (2018). F212. Convergent and Divergent Validity of the Prodromal Questionnaire Negative Symptom Subscale. Poster presented at the 2018 annual meeting of Biological Psychiatry. New York, NY.

Lopez-Garcia, P., Niendam, T., Ashby, S., Pierce, K.M., & Carter, C. (2018). F244. Aggression in First Episode Psychosis: Characteristics and Associated Factors. Poster presented at the 2018 annual meeting of Biological Psychiatry. New York, NY.

Niendam, T., Iosif, A.M., Zakskorn, L.N., Kumar, D., Nye, K.E., Zia, A., Denton, J.C., Pierce, K.M., Fedechko, T.L., & Tully, L.M. (2018). Enhancing early psychosis treatment using smartphone technology: integration of a mobile health platform in four early psychosis programs. A symposium presented at the 32nd annual meeting of the Society for Research in Psychopathology. Indianapolis, IN.

Niendam, T., Loewy, R., Ragland, D., Lesh, T., Skymba, H., Savill, M., Pierce, K.M., Fedechko, T., Delucchi, K., Goldman, H., Cress, R., Carter, C. (2018). A Technology-enhanced intervention to reduce the duration of untreated psychosis through rapid identification and engagement. A concurrent symposia presented at the 6th biennial meeting of the Schizophrenia International Research Society. Florence, Italy.

Pierce, K.M., Maxwell, S., Olino, T., & Ellman, L. (2018). Convergent and Divergent Validity of the Prodromal Questionnaire Negative Symptom Subscale. Poster presented at the 32nd meeting of the Society for Research in Psychopathology. Indianapolis, IN.

Niendam, T.A., Loewy, R., Ragland, D.J., Lesh, T.A. Skymba, H., Savill, M., Pierce, K.M., Fedechko, T., Delucchi, K., Goldman, H., Cress, R., Kravitz, R.L., Carter, C.S. (March 2017). A Technology-enhanced Intervention to Reduce the Duration of Untreated Psychosis Through Rapid Identification & Engagement. Poster presented at the 17^th Annual International Congress for Schizophrenia Research. San Diego, CA.

Lopez-Garcia, P., Niendam,T.A., Ashby, S., Pierce, K.M., Carter, C.S. (2016). Aggression in First Episode Psychosis: Characteristics and Associated Factors. Poster presented at the 29^th Annual European College of Neuropsychopharmacology Congress. Vienna, Austria.