Elin Waring [cre, aut],
  Michael Quinn [aut],
  Amelia McNamara [aut],
  Eduardo Arino de la Rubia [aut],
  Hao Zhu [aut],
  Julia Lowndes [ctb],
  Shannon Ellis [aut],
  Hope McLeod [ctb],
  Hadley Wickham [ctb],
  Kirill Müller [ctb],
  RStudio, Inc. [cph] (Spark functions),
  Connor Kirkpatrick [ctb],
  Scott Brenstuhl [ctb],
  Patrick Schratz [ctb],
  lbusett [ctb],
  Mikko Korpela [ctb],
  Jennifer Thompson [ctb],
  Harris McGehee [ctb],
  Mark Roepke [ctb],
  Patrick Kennedy [ctb],
  Daniel Possenriede [ctb],
  David Zimmermann [ctb],
  Kyle Butts [ctb],
  Bastian Torges [ctb],
  Rick Saporta [ctb],
  Henry Morgan Stewart [ctb],
  Olivier Roy [ctb]

Kurt Hornik [aut, cre] (ORCID: <https://orcid.org/0000-0003-4198-9911>),
  Ingo Feinerer [aut] (ORCID: <https://orcid.org/0000-0001-7656-8338>),
  Martin Kober [aut]

Tyler Morgan-Wall [aut, cre],
  George Khoury [aut]

Bob Rudis [aut, cre], Jay Jacobs [ctb], David Severski [ctb],
    Quinn Weber [ctb], Konrad Karczewski [ctb], Shinya Uryu [ctb], Gregory
    Jefferis [ctb], Ed Niles [ctb], Rick Saporta [ctb], Jonathan Sidi
    [aut, ctb], Matt Kaye [aut, ctb], Xinye Li [ctb], Andrie de Vries
    [aut, ctb]

Kurt Hornik [aut, cre] (ORCID: <https://orcid.org/0000-0003-4198-9911>),
  David Meyer [aut] (ORCID: <https://orcid.org/0000-0002-5196-3048>),
  Christian Buchta [aut]

Fabio Centofanti [cre, aut],
  Antonio Lepore [aut],
  Simone Vantini [aut],
  Matteo Fontana [aut]

Angela Caro [aut],
  Antonio Elias [aut, cre],
  Daniel Peña [aut],
  Ruey S. Tsay [aut]

Youngsun Kim [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-8003-1939>),
  Hwan Chung [aut] (ORCID: <https://orcid.org/0000-0002-8969-9086>)

James Joseph Balamuta [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0003-2826-8458>),
  Steven Andrew Culpepper [aut, cph] (ORCID:
    <https://orcid.org/0000-0003-4226-6176>)

Robert King [aut, cre] (ORCID: <https://orcid.org/0000-0001-7495-6599>),
  Paul van Staden [aut] (ORCID: <https://orcid.org/0000-0002-5710-5984>)

Michael Hudgens, Ilana Trumble, Andrew Allmon