Kevin Kuang (aut), Quyu Kong (ctb), Francesco Napolitano (ctb)

Gaoxiang Jia [aut, cre],
  Guanghua Xiao [aut],
  Xinlei Wang [aut]

Ahmed T. Hammad [aut, cre, cph]
    (<https://orcid.org/0000-0003-3327-2435>)

Jon T. Schnute [aut],
  Rowan Haigh [aut, cre],
  Alex Couture-Beil [aut],
  Anisa Egeli [ctb]

Alex Couture-Beil [aut],
  Jon T. Schnute [aut],
  Rowan Haigh [aut, cre],
  Simon N. Wood [aut],
  Benjamin J. Cairns [aut],
  Nicholas Boers [ctb],
  Nick Fisch [ctb]

Jon T. Schnute [aut],
  Nicholas Boers [aut],
  Rowan Haigh [aut, cre],
  Alex Couture-Beil [ctb],
  Denis Chabot [ctb],
  Chris Grandin [ctb],
  Alan Murta [ctb],
  Angus Johnson [ctb],
  Paul Wessel [ctb],
  Franklin Antonio [ctb],
  Nicholas J. Lewin-Koh [ctb],
  Roger Bivand [ctb],
  Sean Anderson [ctb]

Jon T. Schnute [aut],
  Alex Couture-Beil [aut],
  Rowan Haigh [aut, cre],
  Nicholas Boers [ctb],
  Anisa Egeli [ctb],
  A. R. Kronlund [ctb],
  Steve Martell [ctb],
  Norm Olsen [ctb]

Sayantani Karmakar [aut, ctb],
  Cini Varghese [aut, ctb],
  Ashutosh Dalal [aut, cre],
  Vinaykumar LN [aut, ctb],
  Seema Jaggi [aut, ctb],
  Mohd Harun [aut, ctb]

Keurcien Luu [aut],
  Michael Blum [aut],
  Florian Privé [aut, cre],
  Eric Bazin [ctb],
  Nicolas Duforet-Frebourg [ctb]

Anne H. Petersen [aut, cre],
  Bo Markussen [aut]

Pedro Fonseca [aut, cre] (<https://orcid.org/0000-0002-5708-081X>),
  Rui Paulo [ctb, ths] (<https://orcid.org/0000-0002-4802-527X>),
  FCT [fnd]

Sapan Jot <sapan.madaan@gmail.com>, Paul Brooks
        <jpbrooks@vcu.edu>, 
	Andrea Visentin <andrea.visentin@insight-centre.org>,
        Young Woong Park <ywpark@mail.smu.edu>,
        and Yi-Hui Zhou <yihui_zhou@ncsu.edu>

Markus Kalisch [aut, cre],
  Alain Hauser [aut],
  Martin Maechler [aut],
  Diego Colombo [ctb],
  Doris Entner [ctb],
  Patrik Hoyer [ctb],
  Antti Hyttinen [ctb],
  Jonas Peters [ctb],
  Nicoletta Andri [ctb],
  Emilija Perkovic [ctb],
  Preetam Nandy [ctb],
  Philipp Ruetimann [ctb],
  Daniel Stekhoven [ctb],
  Manuel Schuerch [ctb],
  Marco Eigenmann [ctb],
  Leonard Henckel [ctb],
  Joris Mooij [ctb]