Sarah Schnabel, Ph.D.
Senior Psychometrician
Sarah D. Schnabel, PhD, has worked in the licensure and certification assessment field for over 15 years, contributing expertise to exam development, administration, and scoring for several high-stakes medical certification examinations. After collaborating on the design and implementation of the American Board of Ophthalmology (ABO)’s longitudinal assessment for continuing certification in 2017, she has presented on and published a seminal paper related to best practices for longitudinal assessment. She has served on committees with the American Board of Medical Specialties (ABMS) and National Commission for Certifying Agencies (NCCA) developing standards for certification assessment design.
Dr. Schnabel earned a master’s degree in measurement, evaluation, statistics, and assessment and doctorate in educational psychology from the University of Illinois-Chicago (UIC). Dr. Schnabel also serves as an adjunct instructor at the UIC and teaches a course on large-scale testing to graduate students.
For a copy of Ms. Schnabel’s resume, click here.


