@article{freeman2014,
  title={Active learning increases student performance in science, engineering, and mathematics},
  author={Scott Freeman and Sarah L. Eddy and Miles McDonough and Michelle K. Smith and Nnadozie Okoroafor and Hannah Jordt and Mary Pat Wenderoth},
  year={2014},
  journal={Proceedings of the National Academy of Sciences},
  doi={10.1073/pnas.1319030111},
  url={https://doi.org/10.1073/pnas.1319030111}
}