@article{populationempiricalbayes,
  title = {Population Empirical Bayes},
  author = {Alp Kucukelbir and David M. Blei},
  year = {2014},
  eprint = {1411.0292},
  archivePrefix = {arXiv},
  url = {http://arxiv.org/abs/1411.0292v2},
}