Jingning Shi [aut, cre],
  Wei Xiang [aut]

Ruey S. Tsay [aut, cre], David Wood [aut], Jon Lachmann [ctb]

Jakub Jędrusiak [aut, cre, cph]
    (<https://orcid.org/0000-0002-6481-8210>, University of Wrocław),
  Boris Forthmann [aut, rev] (<https://orcid.org/0000-0001-9755-7304>,
    University of Münster),
  Roger E. Beaty [aut] (<https://orcid.org/0000-0001-6114-5973>,
    Pennsylvania State University),
  Maciej Karwowski [aut] (<https://orcid.org/0000-0001-6974-1673>,
    University of Wrocław)

Washington Junger <wjunger@ims.uerj.br> and Antonio Ponce de Leon <ponce@ims.uerj.br>

Akifumi Okayama [aut, cre],
  Masato Ohkubo [ctb],
  Yasushi Nagata [ctb]

Lazarus Mramba [aut, cre],
  James Berkley [aut]

Brault Vincent [cre, aut],
  Cougoulat Glenn [ctb],
  Ouadah Sarah [ctb],
  Sansonnet Laure [ctb]

Oliver Keyes [aut, cre], MuckRock Project [cph]

Spyros Balafas [aut, cre],
  Wim Krijnen [aut],
  Wendy Post [ctb],
  Ernst Wit [aut]

S original by Kenneth Hess,  
        R port by R. Gentleman

Farnoush Farahpour [aut, cre],
  Mohammadkarim Saeedghalati [aut],
  Daniel Hoffmann [aut]

Ivan Tomic [aut, cre, cph] (<https://orcid.org/0000-0003-3596-681X>),
  Adriana Tomic [aut, ctb] (<https://orcid.org/0000-0001-9885-3535>)

Yingjuan Zhang [aut, cre],
  Jochen Einbeck [aut, ctb]

Jose Brito, Pedro Silva, Nelson Maculan and Gustavo Semaan

Jose Luis Vicente-Villardon, Laura Vicente-Gonzalez, Elisa Frutos-Bernal

Torsten Hothorn [aut, cre] (<https://orcid.org/0000-0001-8301-0471>),
  Frank Bretz [aut],
  Peter Westfall [aut],
  Richard M. Heiberger [ctb],
  Andre Schuetzenmeister [ctb],
  Susan Scheibe [ctb]

Spencer Graves, Hans-Peter Piepho and Luciano Selzer with
    help from Sundar Dorai-Raj

Michal Kolesár [aut, cre] (<https://orcid.org/0000-0002-2482-7796>),
  Paul Goldsmith-Pinkham [ctb],
  Peter Hull [ctb]

Anestis Touloumis [aut, cre] (<https://orcid.org/0000-0002-5965-1639>)

Stéphane Laurent [aut, cre],
  Sergey Pimenov [cph] (Metro 4 library)

Santiago Salazar-Ruiz [aut, ctb],
  Sebastian Poveda-Sandoval [aut, ctb],
  Luis Aguilar-Merino [aut, ctb],
  Miguel Bravo-Rosales [aut, ctb],
  Omar Ruiz-Barzola [aut, cre, ctb],
  John Borbor-Mieles [ctb],
  Mauricio Rojas-Campuzano [ctb],
  Johny Pambabay-Calero [ctb],
  Sergio Bauz-Olvera [ctb]