Bill Venables [aut, cre] (S original),
  Kurt Hornik [aut] (R port),
  Martin Maechler [aut] (R port)

Bill Venables, with contribution by Kurt Hornik, Georgi Boshnakov and Brian Ripley.

Guillaume Boucher [aut, cre],
  Bernard Candas [aut],
  Houssem Missaoui [aut],
  Caroline Sirois [sad],
  Marc Simard [sad]

Tristan Mahr [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-8890-5116>)

Peter Bourke [aut, cre],
  Christine Hackett [ctb],
  Chris Maliepaard [ctb],
  Geert van Geest [ctb],
  Roeland Voorrips [ctb],
  Johan Willemsen [ctb]

Lindsay V. Clark [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-3881-9252>),
  U.S. National Science Foundation [fnd]

Norm Matloff [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-9179-6785>),
  Xi Cheng [aut],
  Pete Mohanty [aut] (ORCID: <https://orcid.org/0000-0001-8531-3345>),
  Bohdan Khomtchouk [aut],
  Matthew Kotila [aut],
  Robin Yancey [aut],
  Robert Tucker [aut],
  Allan Zhao [aut],
  Tiffany Jiang [aut]

Lindsay V. Clark [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-3881-9252>),
  Alistair J. Hall [ctb] (ORCID: <https://orcid.org/0000-0001-9293-8909>),
  Handunnethi Nihal de Silva [ctb],
  Tyler William Smith [ctb] (ORCID:
    <https://orcid.org/0000-0001-7683-2653>)

Sourav Chatterjee [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-4460-209X>)

Brenton Kenkel [aut, cre],
  Curtis S. Signorino [aut]

Mikkel H. Vembye [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-9071-0724>),
  James E. Pustejovsky [aut] (ORCID:
    <https://orcid.org/0000-0003-0591-9465>)

Melissa Wong [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-2973-6279>)

Michael Hahsler [aut, cph, cre] (ORCID:
    <https://orcid.org/0000-0003-2716-1405>),
  Hossein Kamalzadeh [ctb]

Michael Hahsler [aut, cph, cre] (ORCID:
    <https://orcid.org/0000-0003-2716-1405>),
  Anthony R. Cassandra [aut, cph]

Aaron A. King [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-6159-3207>),
  Edward L. Ionides [aut] (ORCID:
    <https://orcid.org/0000-0002-4190-0174>),
  Carles Bretó [aut] (ORCID: <https://orcid.org/0000-0003-4695-4902>),
  Stephen P. Ellner [ctb] (ORCID:
    <https://orcid.org/0000-0002-8351-9734>),
  Matthew J. Ferrari [ctb] (ORCID:
    <https://orcid.org/0000-0001-5251-8168>),
  Sebastian Funk [ctb] (ORCID: <https://orcid.org/0000-0002-2842-3406>),
  Steven G. Johnson [ctb],
  Bruce E. Kendall [ctb] (ORCID: <https://orcid.org/0000-0003-1782-8106>),
  Michael Lavine [ctb],
  Dao Nguyen [ctb] (ORCID: <https://orcid.org/0000-0003-2215-613X>),
  Eamon B. O'Dea [ctb] (ORCID: <https://orcid.org/0000-0003-4748-683X>),
  Daniel C. Reuman [ctb],
  Helen Wearing [ctb] (ORCID: <https://orcid.org/0000-0002-9837-9797>),
  Simon N. Wood [ctb] (ORCID: <https://orcid.org/0000-0002-2034-7453>)