@InProceedings{Danescu-Niculescu-Mizil+al:13a,
  author={Cristian Danescu-Niculescu-Mizil and Robert West and Dan Jurafsky and Jure Leskovec and Christopher Potts},
  title={No country for old members: {User} lifecycle and linguistic change in online communities},
  booktitle={World Wide Web Conference (WWW)},
  year={2013}
}