Mikołaj Spytek [aut, cre] (<https://orcid.org/0000-0001-7111-2286>),
  Mateusz Krzyziński [aut] (<https://orcid.org/0000-0001-6143-488X>),
  Sophie Langbein [aut],
  Hubert Baniecki [aut] (<https://orcid.org/0000-0001-6661-5364>),
  Lorenz A. Kapsner [ctb] (<https://orcid.org/0000-0003-1866-860X>),
  Przemyslaw Biecek [aut] (<https://orcid.org/0000-0001-8423-1823>)

Dennis M. Feehan [aut, cre],
  Matthew J. Salganik [ths]

Cole Guerin [aut],
  Thomas McMahon [aut],
  Jerzy Wieczorek [cre, aut] (<https://orcid.org/0000-0002-2859-6534>),
  Hunter Ratliff [ctb]

Andrie de Vries [aut, cre, cph],
  Evan Odell [ctb]

Liam Haller [aut, cre, cph] (<https://orcid.org/0000-0001-8033-6599>)

Samuel Unicomb [aut, cre],
  Alejandro Dinkelberg [aut],
  Pádraig MacCarron [aut],
  David O'Sullivan [aut],
  Paul Maher [aut],
  Mike Quayle [aut]

Juris Breidaks [aut, cre],
  Martins Liberts [aut],
  Janis Jukams [aut]

Qianyu Dong [cre, aut],
  Zehang R Li [aut],
  Yunhan Wu [aut],
  Andrea Boskovic [aut],
  Jon Wakefield [aut]

Johannes Gussenbauer [aut, cre],
  Alexander Kowarik [aut] (<https://orcid.org/0000-0001-8598-4130>),
  Gregor de Cillia [aut],
  Matthias Till [ctb]

Alex Strashny [aut, cre] (<https://orcid.org/0000-0002-6408-7745>)

Gianluca Baio [aut, cre],
  Andrea Berardi [ctb],
  Philip Cooney [ctb],
  Andrew Jones [ctb],
  Nathan Green [ctb]

Atanu Bhattacharjee [aut, cre, ctb],
  Akash Pawar [aut, ctb]

Luis Meira-Machado, Marta Sestelo and Gustavo Soutinho

Terry M Therneau [aut, cre],
  Thomas Lumley [ctb, trl] (original S->R port and R maintainer until
    2009),
  Atkinson Elizabeth [ctb],
  Crowson Cynthia [ctb]

Lu You [aut, cre] (Created the package. Maintains the package.),
  Lauric Ferrat [aut] (Added functionality. Revised the package. Wrote
    the vignette.),
  Hemang Parikh [aut] (Checked and revised the package.),
  Yanan Huo [aut] (Revised plotting functions of the package.),
  Yuting Yang [aut] (Added some data frame features.),
  Jeffrey Krischer [ctb] (Supervisor the medical research. Coauthor of
    the medical manuscript.),
  Maria Redondo [ctb] (Principal investigators of the medical research.
    Coauthor of the medical manuscript.),
  Richard Oram [ctb] (Coauthor of the medical manuscript.),
  Andrea Steck [ctb] (Coauthor of the medical manuscript.)