| AsahiTodai | Asahi-Todai Elite Survey |
| binIRT | Two-parameter Binary IRT estimation via EM |
| boot_emIRT | Parametric bootstrap of EM Standard Errirs |
| convertRC | Convert Roll Call Matrix Format |
| dwnom | Poole-Rosenthal DW-NOMINATE data and scores, 80-110 U.S. Senate |
| dynIRT | Dynamic IRT estimation via Variational Inference |
| getStarts | Generate Starts for 'binIRT' |
| hierIRT | Hierarchichal IRT estimation via Variational Inference |
| makePriors | Generate Priors for 'binIRT' |
| manifesto | German Manifesto Data |
| mq_data | Martin-Quinn Judicial Ideology Scores |
| networkIRT | Network IRT estimation via EM |
| ordIRT | Two-parameter Ordinal IRT estimation via EM |
| poisIRT | Poisson IRT estimation via EM |
| ustweet | U.S. Twitter Following Data |