Matthew Fidler [aut, cre] (<https://orcid.org/0000-0001-8538-6691>),
  Yuan Xiong [aut],
  Rik Schoemaker [aut] (<https://orcid.org/0000-0002-7538-3005>),
  Justin Wilkins [aut] (<https://orcid.org/0000-0002-7099-9396>),
  Wenping Wang [aut],
  Robert Leary [ctb],
  Mason McComb [ctb] (<https://orcid.org/0000-0001-9871-8616>),
  Vipul Mann [aut],
  Mirjam Trame [ctb],
  Mahmoud Abdelwahab [ctb],
  Teun Post [ctb],
  Richard Hooijmaijers [aut],
  Hadley Wickham [ctb],
  Dirk Eddelbuettel [cph],
  Johannes Pfeifer [ctb],
  Robert B. Schnabel [ctb],
  Elizabeth Eskow [ctb],
  Emmanuelle Comets [ctb],
  Audrey Lavenu [ctb],
  Marc Lavielle [ctb],
  David Ardia [cph],
  Katharine Mullen [cph],
  Ben Goodrich [ctb]

Matthew Fidler [aut, cre] (<https://orcid.org/0000-0001-8538-6691>),
  Vipul Mann [aut],
  Vishal Sarsani [aut] (<https://orcid.org/0000-0002-9272-3438>),
  Christian Bartels [ctb],
  Bill Denney [aut] (<https://orcid.org/0000-0002-5759-428X>)

Richard Hooijmaijers [aut],
  Matthew Fidler [aut] (<https://orcid.org/0000-0001-8538-6691>),
  Bill Denney [aut, cre] (<https://orcid.org/0000-0002-5759-428X>)

Matthew Fidler [aut, cre] (<https://orcid.org/0000-0001-8538-6691>),
  Bill Denney [ctb] (<https://orcid.org/0000-0002-5759-428X>),
  Wenping Wang [aut],
  Vipul Mann [aut]

Marco Geraci [aut, cph, cre] (<https://orcid.org/0000-0002-6311-8685>),
  Alessio Farcomeni [ctb]

Jelmer Ypma [aut],
  Steven G. Johnson [aut] (author of the NLopt C library),
  Aymeric Stamm [ctb, cre] (<https://orcid.org/0000-0002-8725-3654>),
  Hans W. Borchers [ctb],
  Dirk Eddelbuettel [ctb],
  Brian Ripley [ctb] (build process on multiple OS),
  Kurt Hornik [ctb] (build process on multiple OS),
  Julien Chiquet [ctb],
  Avraham Adler [ctb] (<https://orcid.org/0000-0002-3039-0703>),
  Xiongtao Dai [ctb],
  Jeroen Ooms [ctb]

Florian Schwendinger [aut, cre],
  Kurt Hornik [aut]

Fernando Miguez [aut, cre] (<https://orcid.org/0000-0002-4627-8329>),
  Caio dos Santos [ctb] (author of SSscard),
  José Pinheiro [ctb, cph] (author of nlme::nlsList, nlme::predict.gnls,
    nlme::predict.nlme),
  Douglas Bates [ctb, cph] (author of nlme::nlsList, nlme::predict.gnls,
    nlme::predict.nlme),
  R-core [ctb, cph]