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Psychological Sciences

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Faculty Advisor

David Cordray

Faculty Advisor

Andrew Tomarken

Contact Information


Research Area

  • Quantitative Methods
  • Education

    Bachelor of Arts, Haverford College, PA                                     Major: History, Minor: Psychology

    Bachelor of Science, SUNY Stony Brook, NY                             Major: Mathematics


    American Educational Research Association

    National Council on Measurement in Education

    Graduate Student Council

    United Nations Young Professionals Group

    Evan Sommer

    Graduate Student
    Research Area: Quantitative Methods

    Designing and analyzing high quality randomized controlled trials using state of the art quantitative methods

    Areas of Interest:

    • Conducting and managing research across diverse subject areas (e.g., mathematics, literacy, health, obesity prevention, etc.)
    • Using quantitative methods and evaluation to analyze and synthesize large amounts of data in order to inform scientific advancement
    • Designing randomized controlled trials and analysis plans to maximize the validity and utility of results
    • Incorporating fidelity of implementation data into intervention analysis


     Keywords Interests:

    • K-12 Education Research
    • Health Research
    • Implementation Fidelity
    • Randomized Controlled Trials (RCT)
    • Research and Experimental Design
    • Data Analysis
    • Item Response Theory (IRT)
    • Latent Class and Mixture Modeling (e.g., Longitudinal Growth Curve Modeling)
    • Correlation and Regression Analysis
    • Meta-Analysis


    Recent Research Topics/Field-Based Project(s):

    Project: Analyzing data from two education-related studies using methodologies such as multiple regression, IRT, and multiple group mixture modeling.

    Project: Conducting a meta-analysis to discover the effects of Peer-Assisted Learning Strategies Math (PALS Math) on elementary school student achievement.

    Project: Experimental design, analysis, and data management for a large-scale, longitudinal RCT of a childhood obesity prevention program.

    Project: Meta-analysis to explore the effects of high school restructuring on dropout rates and academic achievement.