Kosuke Imai [aut, cre],
  Zhichao Jiang [aut]

Kerem Tuncer [cre],
  Donald Green Green [aut]

Jed Stephens [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-0131-703X>)

Philip Cooney [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-9649-0195>),
  Arthur White [ths] (ORCID: <https://orcid.org/0000-0002-7268-5163>)

Yuqing Wu [aut, cre] (ORCID: <https://orcid.org/0000-0002-6333-0926>)

Vincent Goulet [cre, aut],
  Gerard Jungman [aut] (Original GSL code),
  Brian Gough [aut] (Original GSL code),
  Jeffrey A. Ryan [aut] (Package API),
  Robert Gentleman [aut] (Parts of the R to C interface),
  Ross Ihaka [aut] (Parts of the R to C interface),
  R Core Team [aut] (Parts of the R to C interface),
  R Foundation [aut] (Parts of the R to C interface)

Ramtin Zargari Marandi [aut, cre] (ORCID:
    <https://orcid.org/0000-0001-9233-1656>)

Suresh K. Bhavnani [aut],
  Weibin Zhang [cre, aut]

Martin Maechler [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-8685-9910>),
  Christophe Dutang [aut] (ORCID:
    <https://orcid.org/0000-0001-6732-1501>),
  Vincent Goulet [aut] (ORCID: <https://orcid.org/0000-0002-9315-5719>),
  Douglas Bates [ctb] (cosmetic clean up, in svn r42),
  David Firth [ctb] (expm(method= "PadeO" and "TaylorO")),
  Marina Shapira [ctb] (expm(method= "PadeO" and "TaylorO")),
  Michael Stadelmann [ctb] ("Higham08*" methods, see ?expm.Higham08...)

Tom Wenseleers [aut, cre],
  Christophe Vanderaa [aut]

Derek Beaton [aut, cre],
  Cherise R. Chin Fatt [aut],
  Herve Abdi [aut]

Emery Boose [aut, cre],
  President and Fellows of Harvard College [cph]

Larisa Zamora-Matamoros and Jorge Diaz-Silvera

Riccardo Rastelli [aut, cre] (ORCID:
    <https://orcid.org/0000-0003-0982-2935>),
  Michael Fop [aut] (ORCID: <https://orcid.org/0000-0003-3936-2757>)

Gregory Demin [aut, cre],
  Sebastian Jeworutzki [ctb] (ORCID:
    <https://orcid.org/0000-0002-2671-5253>),
  Dan Chaltiel [ctb],
  John Williams [ctb],
  Tom Elliott [ctb]

Jacinto Arias [aut, cre],
  Javier Cozar [aut]

Kehinde Olobatuyi [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-4635-7895>),
  Simon Johns [aut],
  Matthew RP Parker [aut] (ORCID:
    <https://orcid.org/0000-0003-3021-7959>),
  Steve Hof [aut],
  Laura LE Cowen [aut] (ORCID: <https://orcid.org/0000-0002-0853-1450>)