Faculty - Associate Professor of Psychology
Child Clinical Psychology
Ph.D. Oklahoma State University
Attention-Deficit/Hyperactivity Disorder (ADHD)
Early identification of childhood psychopathology
Assessment of disruptive behavior disorders
Treatment of disruptive behavior disorders
Gender, age, and ethnicity differences in disruptive behavior disorders
Infant and Child Development
Development of Gender Differences
Department of Psychology Honors Program Coordinator; Women’s and Gender Studies Core Faculty and Advisory Board Member; United Faculty Member
Lefler, E. K., Sacchetti, G. M. & Del Carlo, D. I. (in press). ADHD in college: A qualitative analysis. In press at ADHD Attention Deficit Hyperactivity Disorders. doi: 10.1007/s12402-016-0190-9
Hartung, C. M., Lefler, E. K., Canu, W. H., Stevens, A.E., Jaconis, M., LaCount, P.A., Shelton, C.R., Leopold, D.R. & Willcutt, E.G. (in press). DSM-5 and other symptom thresholds for ADHD: Which is the best predictor of impairment in college students? In press at Journal of Attention Disorders.
Thompson, A. C. & Lefer, E. K. (2015). ADHD Stigma among College Students. ADHD Attention Deficit Hyperactivity Disorders. doi: 10.1007/s12402-015-0179-9
Lefler, E. K., Hartung, C. M., Bartgis, J., & Thomas, D. G. (2015). ADHD symptoms in American Indian/Alaska Native boys and girls. Journal of American Indian/Native Alaskan Mental Health Research, 22, 23-40.
Sacchetti, G. M. & Lefler, E. K. (In Press). ADHD symptomology and social functioning in college students. Journal of Attention Disorders.
Hartung, C. M., Canu, W. H., Cleveland, C. S., Lefler, E. K., Mignogna, M. J., Fedele, D. A., Correia, C. J., Leffingwell, T. R. & Clapp, J. D. (2013). Stimulant medication use in college students: Comparison of appropriate users, misusers and non-users. Psychology of Addictive Behaviors, 27, 832-840.
Leff, S. S., Lefler, E. K., Khera, G. M., Paskewich, B., & Jawad, A. (2012). Preliminary Examination of a Cartoon-Based Attribution Measure for Urban African American Boys. American Journal of Community Psychology, 49, 332-346.
Lefler, E. K., Hartung, C. M., & Fedele, D. A. (2012). Psychometric properties of the Primary Care Mental Health Screener. Journal of Children’s Health Care, 41, 1-17.
Fedele, D. A., Lefler, E. K., Hartung, C. M., & Canu, W. (2012) Sex differences in the manifestation of ADHD in emerging adults. Journal of Attention Disorders, 16, 109-117.
Hartung, C. M., Lefler, E. K., & Fedele, D. A. (2011). Disruptive Behaviors and Aggression. In B. B. Brown & M. J. Prinstein (Eds.), Encyclopedia of Adolescence (Vol. 3, pp. 143-149). San Diego: Academic Press.
Mautone, J. A., Lefler, E. K., & Power, T. J. (2011). Promoting family and school success for children with ADHD: Strengthening relationships while building skills. Theory into Practice, 50, 43-51.
Hartung, C. M. & Lefler, E. K. (2010). Preliminary examination of a new mental health screener in a pediatric sample. Journal of Pediatric Health Care, 24, 168-175.
Hartung, C. M., Lefler, E. K., Tempel, A.B., Armendariz, M. L., Sigel, B. A., & Little, C. S. (2010). Halo Effects in Ratings of ADHD and ODD: Identification of Susceptible Symptoms. Journal of Psychopathology and Behavioral Assessment, 32, 128-137.
Tresco, K. E., Lefler, E. K., & Power, T. J. (2010). Psychosocial Interventions to Improve the School Performance of Students with Attention-Deficit/Hyperactivity Disorder. Mind and Brain, The Journal of Psychiatry, 1, 69-74.
Bartgis, J., Lefler, E. K., Hartung, C. M., & Thomas, D. G. (2009). Contrast sensitivity in children with and without Attention Deficit/Hyperactivity Disorder. Developmental Neuropsychology, 34, 663-682.
Lefler, E. K., Hartung, C. M., Scambler, D. J., Page, M. C., Sullivan, M. A., Armendariz, M. L., Isenberg, J. C., & Warner, C. (2009). Effects of social skills intervention administered in mixed diagnostic groups for children with peer relationship problems. NHSA Dialog: A Research-to-Practice Journal for the Early Intervention Field, 12, 18-32.
Bartgis, J., Thomas, D. G., Lefler, E. K., & Hartung, C. M. (2008). The development of attention and response inhibition in young children. Infant and Child Development, 17, 491-502.
Advanced Child Psychopathology and Evidence-Based Treatment
Psychology of Gender
Child and Adolescent Psychopathology