Many of the articles on my CV are paywalled, so I figured I’d make some of the handouts from my conference presentations available here. Statistics are fun!

NCME 2018: A Hierarchical IRT Model for Identifying Group-Level Aberrant Growth to Detect Cheating (large-scale simulation)

COTS 2017: A Hierarchical IRT Model for Identifying Group-Level Aberrant Growth to Detect Cheating (pilot study)

NCME 2016: Simultaneous Evaluation of DIF and its Sources Using Hierarchical Explanatory models

NCME 2015: Explanatory Models for Understanding Differential Item Functioning