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
    Born

Selected publications

  • 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.

  • Andersson, B. & Wiberg, M. (2017). Item response theory observed-score kernel equating. Psychometrika. 82(1), 48-66.

  • Gonzalez, J. Wiberg, M., & von Davier, A. (2016). A note on the Poisson’s binomial distribution in item response theory. Applied Psychological Measurement. 40(4), 302-310.

  • Wiberg, M. & Gonzalez, J. (2016). Statistical assessment of estimated transformations in observed-score equating, Journal of Educational Measurement, 53(1), 106-125.

  • Wiberg, M. (2016). Alternative linear IRT observed-score equating methods. Applied Psychological Measurement, 40(3), 180-199.

  • Wiberg, M. & Bränberg, K. (2015). Kernel equating under the non-equivalent groups with covariates design. Applied Psychological Measurement, 39(5), 349-361.

  • Häggström, J. & Wiberg, M. (2014). Optimal bandwidth in observed-score kernel equating. Journal of Educational Measurement, 51(2), 201-211.

  • Wiberg, M., van der Linden, W.J., & von Davier, A. (2014). Local kernel observed-score equating. Journal of Educational Measurement, 51(1), 57-



Complete list of publications

Selected projects

  • 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)

Graduated PhD:s

  • Kenny Bränberg (Statistics, main supervisor, PhD 2010)

  • Inga Laukaityte (Statistics, main supervisor, PhD 2017)

  • Jonathan Wedman (Educational Measurement, main supervisor, PhD 2017)

  • Björn Andersson (Statistics, shared supervisor, PhD 2014)

  • Jenny Häggström (Statistics, co-supervisor, PhD 2011)

  • Anna Sundström. (Educational Measurement, co-supervisor, PhD 2009)

  • Per-Erik Lyrén (Educational Measurement, co-supervisor, PhD 2009)

Current PhD:s

  • Gabriel Wallin (Statistics, Ph D student, main supervisor, 2015-2020)

  • Jannika Lindvall (Mathematics didactics, co-supervisor, 2014-2017)

Membership in scientific bodies/juries

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

  • Board of trustees Psychometric Society, 2017 – 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


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