Dr. Eric Rolfhus

Dr. Eric Rolfhus earned a Ph.D. and M.S. in cognitive psychology from University of Minnesota and a B.A. in psychology from University of Minnesota. Dr. Rolfhus has over 18 years of experience in developing assessments and designing and conducting large-scale laboratory and field research studies. He was responsible for designing and conducting large scale randomized controlled trials as well as large scale program evaluations and research involving the use of state and district longitudinal data systems funded by Institute of Educational Sciences’ Regional Educational Laboratory program over the last 6 years. Prior to this, Dr. Rolfhus was employed by Psychological Corporation (DBA Pearson) as both a senior research director and lead psychometrician in the development of individually administered cognitive and neuropsychological assessments; such as the Wechsler Intelligence Scale for Children (WISC), the Differential Ability Scales-II (DAS-II) and the A Developmental NEuroPSYchological Assessment (NEPSY). He has developed novel cognitive ability measures for clinical use, adapted several assessments for use in other languages, and has been responsible for all psychometrics related to the publication of assessments and development of norms. Dr. Rolfhus is also a co-author of the Assessing Student Proficiency in Early Number Sense (ASPENS), an early mathematics screener and progress monitoring tool for grades K-2. Dr. Rolfhus is also currently serves as a senior research associate at the Instructional Research Group in Los Alamitos, CA, where he is responsible for research design, psychometrics and analytics for large-scale randomized controlled trials.