Meinhard Ploner [aut, cre, cph],
  ProSiebenSat.1 Digital GmbH [cph],
  BCG Digital Ventures GmbH [cph]

Vincent Kubicki [aut],
  Christophe Biernacki [aut],
  Quentin Grimonprez [aut, cre],
  Matthieu Marbac-Lourdelle [ctb],
  Étienne Goffinet [ctb],
  Serge Iovleff [ctb],
  Julien Vandaele [ctb]

Vincent Kubicki [aut],
  Christophe Biernacki [aut],
  Quentin Grimonprez [aut, cre],
  Serge Iovleff [ctb],
  Matthieu Marbac-Lourdelle [ctb],
  Étienne Goffinet [ctb],
  Patrick Wieschollek [ctb] (for CppOptimizationLibrary),
  Tobias Wood [ctb] (for CppOptimizationLibrary),
  Julien Vandaele [ctb]

Vincent Kubicki [aut],
  Christophe Biernacki [aut],
  Quentin Grimonprez [aut, cre],
  Matthieu Marbac-Lourdelle [aut],
  Étienne Goffinet [ctb],
  Serge Iovleff [ctb],
  Julien Vandaele [ctb]

Chul Kim [aut, cre],
  Sanghoon Cho [aut],
  Jongho Im [aut]

Guillaume Fabre [aut, cre] (<https://orcid.org/0000-0002-0124-9970>),
  Maelstrom-research group [fnd, cph]

Francisco Benitez [aut, cre],
  Diego Pinto Roa [aut] (<https://orcid.org/0000-0003-2479-9876>)

Antonio Canale [aut, cre],
  Nicola Lunardon [ctb]

Martin Maechler [aut, cre] (<https://orcid.org/0000-0002-8685-9910>),
  Richard M. Heiberger [ctb] (formatHex(), *Bin, *Dec),
  John C. Nash [ctb] (hjkMpfr(), origin of unirootR()),
  Hans W. Borchers [ctb] (optimizeR(*, "GoldenRatio"); origin of
    hjkMpfr())

Priyam Das [cre, aut],
  Debsurya De [aut]

Frank Harrell [aut, cre] (<https://orcid.org/0000-0002-8271-5493>),
  Ben Goodrich [ctb] (contributed Stan code),
  Ben Bolker [ctb] (wrote original code that is folded into the
    pdensityContour function),
  Doug Bates [ctb] (write original code for highest posterior density
    interval that is folded into the HPDint function)

Justin Sing [cre, aut],
  Johan Teleman [aut]

Anthony Christidis [aut, cre],
  Gabriela Cohen-Freue [aut]

Xiucai Ding [aut, cre, cph],
  Yichen Hu [aut, cph]

Han Cao [cre, aut, cph],
  Emanuel Schwarz [aut]

Iain M. Johnstone, Zongming Ma, Patrick O. Perry, Morteza Shahram, and Evan Biederstedt