Waldir Leoncio Netto

Image of Waldir Leoncio Netto
Norwegian version of this page
Visiting address Gaustadalléen 30D None 0373 OSLO
Postal address Postboks 1161 Blindern 0318 OSLO
Other affiliations Department of Biostatistics

Academic interests

  • Statistical computing
  • Item Response Theory
  • Test equating

Favorite work tools

Linux, R, VSCodium, git, LaTeX, Markdown, C++, Python.

Current projects

Research papers and book chapters

  • Leoncio, W., Wiberg, M., & Battauz, M.. Evaluating equating transformations in IRT
    observed-score and kernel equating methods.
  • Leoncio, W., & Battauz, M.. A likelihood approach to IRT equating of multiple forms.
  • Costa, D. R. & Leoncio, W.. LOGAN: an R package to analyse log-file data in Large Scale Assessments.
  • Liaw, Y. L. & Leoncio, W.. Generating background questionnaire data with lsasim 2.0.0.

Scientific software

  • lsasim
  • likEquate

Published scientific software

Relevant background

  • 2015–2018 Ph.D. student, Department of Statistical Sciences, University of Padua, Italy
  • 2007–2015 Statistician, Attorney-General's Office, Brazil
  • 2001–2005 Bachelor in Statistics, University of Brasilia, Brazil
Tags: Statistics, Computer programming, R, Item Response Theory, equating


  • Vasconcelos, C. C. de, Watanabe, E., & Leoncio, W. (2018). The Impact of Attorneys on Judicial Decisions: Empirical Evidence from Civil Cases. International Journal for Court Administration, 9(2). Source.

  • Leoncio, W., & Wiberg, M. (2018). Evaluating Equating Transformations from Different Frameworks. In Springer Proceedings in Mathematics & Statistics (Vol. 233). Source.

Published Jan. 22, 2018 10:47 AM - Last modified Oct. 1, 2019 10:03 AM