About Dr. Harrell-Williams
Statistics and quantitative research methods; instrument development; Rasch, IRT and SEM applications with educational and psychological data; K-12 math teacher efficacy to teach statistics (Self Efficacy to Teach Statistics (SETS)); assessment of behavioral and emotional risk in K-12 students.
Ph.D. Educational Research and Evaluation - Virginia Tech - 2009
M.S. Statistics - University of Georgia - 2004
B.A. Psychology and Liberal Arts Management Program - Virginia Wesleyan College - 1997