Bill Venables [aut] (S original),
  Kurt Hornik [aut, cre] (ORCID: <https://orcid.org/0000-0003-4198-9911>,
    R port)

Rob Hyndman [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0002-2140-5352>),
  Mitchell O'Hara-Wild [aut] (ORCID:
    <https://orcid.org/0000-0001-6729-7695>),
  Jessie Roberts [aut],
  Nick Tierney [aut] (ORCID: <https://orcid.org/0000-0003-1460-8722>),
  Anna Fergusson [ctb] (ORCID: <https://orcid.org/0000-0002-1987-8150>)

Michael Sumner [aut, cre],
  Dianne Cook [ctb],
  Dario Herenu [ctb]

Luis Meira-Machado [aut] (ORCID:
    <https://orcid.org/0000-0002-8577-7665>),
  Javier Roca-Pardinas [aut] (ORCID:
    <https://orcid.org/0000-0003-3107-4515>),
  Artur Araujo [ctb] (ORCID: <https://orcid.org/0000-0003-1419-4208>),
  Gustavo Soutinho [ctb, cre] (ORCID:
    <https://orcid.org/0000-0002-0559-1327>)

Pablo Paccioretti [aut, cre, cph],
  Mariano Córdoba [aut],
  Franca Giannini-Kurina [aut],
  Mónica Balzarini [aut]

Ye Henry Li [aut, cre],
  Dangna Li [aut]

Joshua M. Ulrich [cre, aut],
  Ken Williams [aut, cph]

Cole Beck [aut, cre] (ORCID: <https://orcid.org/0000-0002-6849-6255>)

Joachim Zuckarelli [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-9280-3016>)

Michael Bedward [aut, cre],
  David Eppstein [aut] (Author of Python code for graph-based circle
    packing ported to C++ for this package),
  Peter Menzel [aut] (Author of C code for progressive circle packing
    ported to C++ for this package)

John Coene [aut, cre] (ORCID: <https://orcid.org/0000-0002-6637-4107>)

Marion Brandolini-Bunlon, Stephanie Bougeard, Melanie Petera, Estelle Pujos-Guillot

Aron Atkins [aut, cre],
  Toph Allen [aut],
  Kevin Ushey [aut],
  Jonathan McPherson [aut],
  Joe Cheng [aut],
  JJ Allaire [aut],
  Posit Software, PBC [cph, fnd]

Tyler Rinker [aut, cre, ctb],
  Dason Kurkiewicz [aut, ctb],
  Keith Hughitt [ctb],
  Albert Wang [ctb],
  Garrick Aden-Buie [ctb],
  Albert Wang [ctb],
  Lukas Burk [ctb]

Juan Antonio Balbuena <j.a.balbuena@uv.es>, Timothee Poisot
    <tim@poisotlab.io>, Matthew Hutchinson <matthewhutchinson15@gmail.com>,
    Fernando Cagua <fernando@cagua.co>; see PLoS ONE Balbuena et al 2013 <https://doi.org/10.1371/journal.pone.0061048>