Sam Levin [aut, cre] (ORCID: <https://orcid.org/0000-0002-3289-9925>),
  Aldo Compagnoni [aut],
  Dylan Childs [aut],
  Sanne Evers [aut],
  Roberto Salguero-Gomez [aut],
  Tiffany Knight [aut],
  Eric Scott [ctb]

Irene Epifanio [aut, cre],
  Stefano Nembrini [aut],
  Aleix Alcacer [aut],
  Vicente Bolos [aut]

Jifan Wang [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0001-9720-8913>),
  Kathryn Barger [aut, cph]

Dr. Jean-Benoit Rossel, Prof. Valentin Rousson, Dr. Yves Eggli

Andrea Peters [aut],
  Torsten Hothorn [aut, cre],
  Brian D. Ripley [ctb],
  Terry Therneau [ctb],
  Beth Atkinson [ctb]

Junwei Han [aut, cre, ctb],
  Yinchun Su [aut],
  Siyuan Li [aut]

Murray Efford [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-5231-5184>)

Rama Ranjan Panda and Naresh Kumar Nagwani

Sujit K. Sahu [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-2315-3598>)

Greg Freedman Ellis [aut],
  Derek Burk [aut, cre],
  Finn Roberts [aut],
  Joe Grover [ctb],
  Dan Ehrlich [ctb],
  Renae Rodgers [ctb],
  Institute for Social Research and Data Innovation [cph]

Nils Petras [aut, cre],
  Michael Dantlgraber [aut],
  Ulf-Dietrich Reips [ctb],
  Matthias Bannert [ctb]

Hung Thai Tran [aut, cre],
  Willem M. van der Wal [aut],
  Ronald B. Geskus [aut] (maintainer 2011-2022)

Ana Maria Bianco [aut], Graciela Boente [aut], Ana Perez-Gonzalez [aut]

Di Shu <shudi1991@gmail.com>, Rui Wang <rwang@hsph.harvard.edu>

Di Shu <shudi1991@gmail.com>, Grace Y. Yi <yyi@uwaterloo.ca>

Thang Pham [aut, cre, cph, ctb] (ORCID:
    <https://orcid.org/0000-0003-0333-2492>),
  Alex Henneman [ctb] (ORCID: <https://orcid.org/0000-0002-3746-4410>)

Flavio Barros [aut, cre],
  Emanuel Barbosa [ctb],
  Elias Goncalves [ctb],
  Daniela Recchia [ctb]

Henning Teickner [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0002-3993-1182>)

Manuel López-Ibáñez [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-9974-1295>),
  Jérémie Dubois-Lacoste [aut],
  Leslie Pérez Cáceres [aut],
  Thomas Stützle [aut],
  Mauro Birattari [aut],
  Eric Yuan [ctb],
  Prasanna Balaprakash [ctb],
  Nguyen Dang [ctb]