Short CV/Education and training

  • Since 2015
    Professor in Statistics (with specialty in psychometrics) at Department of Statistics, Umeå School of Business and Economics (USBE), Umeå University, Sweden

  • 2010 – 2015
    Associate professor (docent) in Statistics. Department of Statistics, USBE, Umeå University, Sweden

  • 2011
    Visiting scholar at Educational Testing Service, Princeton, NJ, USA

  • 2005 – 2010
    Assistant professor, Department of Statistics, Umeå University, Sweden

  • 2006
    Post-doc at Department of Research Methodology, Measurement and Data Analysis, University of Twente, the Netherlands

  • 2005
    Visiting scholar at McGill University, Montreal, Canada (Fall)

  • 2004 – 2005
    Lecturer and researcher at Umeå University, Sweden

  • 2001
    Visiting PhD student at University of California, Berkeley, USA

  • 1999 – 2003
    PhD student, Department of Statistics, Umeå University

  • 1998
    Research assistant, Department of Educational Measurement, Umeå University, Sweden

  • 1998
    Bachelor of Social Science: Statistics, Umeå University, Sweden

  • 1995
    High school graduate from Östra Gymnasiet, Umeå, Sweden

  • 1976

Selected publications

  • Ramsay, J., Li, J. & Wiberg, M. (2020). Better rating scale scores with information-based Psychometrics. Psych, 2(4), 347-369,

  • Ramsay, J.O, Li, J., & Wiberg, M. (2020). Full information optimal scoring. Journal of Educational and Behavioral Statistics, 45(3), 297-315

  • Wiberg, M. & Rolfsman E. (2019). The association between science achievement measures in schools and TIMSS science achievement in Sweden. International Journal of Science Education. 41(16), 2218-2232.

  • Wiberg, M. (2019). The relationship between TIMSS mathematics achievements, grades and national test scores. Education Inquiry, 10(4), 328-343.

  • Wallin, G. & Wiberg, M. (2019). Propensity scores in kernel equating for non-equivalent groups. Journal of Educational and Behavioral Statistics. 44(4), 390-414.

  • Laukaityte, I. & Wiberg, M. (2018). The importance of sampling weights in multilevel modeling of international large-scale assessment data. Communication in Statistics – Theory and Methods. 47(20), 4991-5012.

  • Gonzalez, J. & Wiberg, M. (2017). Applying test equating methods – using R. Springer.

  • Laukaityte, I. & Wiberg, M. (2017). Using plausible values in secondary analysis in large–scale assessments. Communication in Statistics – Theory and Methods. DOI:10.1080/03610926.2016.1267764

  • Ramsay, J. O. & Wiberg, M. (2017). A strategy to replace sum scoring. Journal of Educational and Behavioral Statistics, 42(3), 282-307.

  • Wiberg, M. & von Davier, A. A. (2017). Examining the impact of covariates on anchor tests to ascertain quality over time in a college admissions test. International Journal of Testing. 17, 105-126.

Complete list of publications

Selected projects

  • Innovative statistical methods for standardized achievement tests to ensure comparability and fairness of test scores (Wallenberg foundation MMW)

  • New statistical methods to ascertain high quality over time in standardized achievement tests. (Swedish Research Council)

  • What can we learn from large-scale assessments about promoting student success? (Swedish Research Council)

  • Analysis and modeling of Swedish students’ performance in TIMSS and PISA in an international perspective (Swedish Research Council)

  • Method development for analyzing and evaluating computerized achievement tests (Swedish Research Council)

Membership in scientific bodies/juries

  • Young Academy of Sweden, Elected for five years, 2013 – 2018

  • Board of trustees Psychometric Society, 2017 – 2019

  • Scientific secretary for Swedish regional ethical review board, Umeå (2015-2019)

  • Psychometric Society

  • Swedish Statistical Society

  • International Test Commission

  • National Council of Measurement in Education

Soft Skills/Other activities and achievements

Soft Skills

  • Curious, Goal-oriented, Social


You can only see the contact information of the academics in the database if you are a registered user of AcademiaNet.
Please register here


  1. Read what our members say about AcademiaNet.

Follow us

Similar profiles

  1. Dr. Bahareh Afshari

    Information and Communication Technologies (ICTs), Mathematics and statistics, Mathematical and Computational Logic

  2. Prof. Dr. Petra Ahrweiler

    Social and behavioural sciences, Simulation of innovation processes in complex social systems

  3. Assoc. Prof. Anna Lisa Ahlers

    Languages, Social and behavioural sciences, Modern Chinese Studies / Sinology; Political Science; Political Sociology

  4. Dr. Mare Ainsaar

    Social and behavioural sciences, Sociology, Social policy, Demography

Academia Net