c(
  person("Simon", "Jackman",
         role = c("aut", "cre"),
         email = "simon.jackman@sydney.edu.au",
         comment = c(ORCID = "0000-0001-7421-4034")
         ),
  person("Alex", "Tahk", role = c("ctb"), comment = c(ORCID = "0000-0001-7895-9420")),
  person("Achim", "Zeileis", role = c("ctb"), comment = c(ORCID = "0000-0003-0918-3766")),
  person("Christina", "Maimone", role = c("ctb"), comment = c(ORCID = "0000-0002-0402-6297")),
  person("James", "Fearon", role = c("ctb")),
  person("Zoe", "Meers", role = c("ctb"), comment = c(ORCID = "0000-0001-8045-6531"))
  )
MASS, datasets, grDevices, graphics, stats, utils
lattice, MCMCpack, car, lmtest, sandwich, zoo, coda, vcd,
mvtnorm, mgcv
Bayesian analysis of item-response theory (IRT) models,
  roll call analysis; computing highest density regions; 
  maximum likelihood estimation of zero-inflated and hurdle models for count data;
  goodness-of-fit measures for GLMs;
  data sets used in writing	and teaching; seats-votes curves.