Stephen Salerno [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0003-2763-0494>),
  Jiacheng Miao [aut],
  Awan Afiaz [aut],
  Kentaro Hoffman [aut],
  Anna Neufeld [aut],
  Qiongshi Lu [aut],
  Tyler H McCormick [aut],
  Jeffrey T Leek [aut]

Na Liu [aut, cre],
  J.Jack Lee [aut, ths],
  Yanhong Zhou [ctb]

Jemma Stachelek [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-5924-2464>)

Luiz Eduardo S. Gomes [aut, cre],
  Jessyka A. P. Goltara [ctb]

Pedro Ferreira [aut, cre],
  Pedro Jorge [aut],
  Daniel Lima [aut],
  Gustavo Coelho [aut],
  Rafael H. M. Pereira [aut],
  Lucas Mation [aut],
  Fabio Vaz [ctb],
  Ipea - Institue for Applied Economic Research [cph, fnd]

Peijian Shi [aut, cre],
  Peter M. Ridland [aut],
  David A. Ratkowsky [aut],
  Yang Li [aut]

Aushanae Haller [aut, cre] (ORCID:
    <https://orcid.org/0000-0002-2090-1952>),
  Alejandra Munoz [aut]

Alison Lanski [aut, cre],
  Shiloh Fling [aut],
  Edwin Welch [aut]

Patrick Ilunga [aut, cre],
  Ilunga Buabua Patrick [cph]

Anne-Laure Boulesteix, Mathias Fuchs, Gerhard Schulze

Kyle Ward [aut, cre, cph],
  Greg Macfarlane [ctb]

Emilio Sansano [aut, cre],
  Raúl Montoliu [ctb]

Ping-Yuan Chung [cre],
  Chen-Tuo Liao [aut]

Simon Urbanek <simon.urbanek@r-project.org>, Tobias Wichtrey <tobias@tarphos.de>

Michael Schaub [aut],
  Marc Kéry [aut],
  Mike Meredith [aut],
  Ken Kellner [cre],
  Raphaël Arlettaz [dtc] (bats),
  Gabriel Banderet [dtc] (peregrine),
  François Biollaz [dtc] (bats),
  Radames Bionda [dtc] (grouse),
  Thomas Bregnballe [dtc] (cormorant),
  Hans Jakober [dtc] (redbacked),
  Ioannis Ntzoufras [ctb],
  Luca Rotelli [dtc] (grouse),
  Antoine Sierro [dtc] (bats),
  Wolfgang Stauber [dtc] (redbacked),
  Bruno Ullrich [dtc] (woodchat11),
  Fonds Sauvegarde Faune Flore Jurassienne - Groupe Pèlerin Jura [dtc]
    (peregrine),
  Idaho Department of Fish and Game [dtc] (elk),
  Louisiana Department of Wildlife and Fisheries [dtc] (bear),
  Monitoring Avian Productivity and Survivorship program (MAPS) [dtc]
    (catbird),
  North American Breeding Bird Survey (BBS) [dtc] (catbird),
  University Bern, Division of Conservation Biology [dtc] (hoopoe),
  Vogelwarte Hiddensee, Germany [dtc] (stork),
  Swiss Ornithological Institute [dtc] (hoopoe, kestrel, peregrine,
    swallow, wryneck)