Robin Ristl [aut, cre],
  Nicolas Ballarini [ctb]

Chao Cai, Songfeng Wang, Wenbin Lu, Jiajia Zhang

Dominic Magirr [aut, cre],
  Isobel Barrott [aut],
  Jose Jimenez [ctb]

Frank Farach [cre, aut, cph] (<https://orcid.org/0000-0002-2145-0145>),
  Sam Parmar [ctb],
  Matthias Grenié [rev] (<https://orcid.org/0000-0002-4659-7522>),
  Emily C. Zabor [rev] (<https://orcid.org/0000-0002-1402-4498>)

Robert V Baron <rvb5@pitt.edu>, Nandita Mukhopadhyay,
        Xinyu Tang, Daniel E. Weeks <weeks@pitt.edu>

Frederic Commo [aut, cre],
  Brian M. Bot [aut]

Mark Rieke [aut, cre],
  Joran Elias [ctb]

Chung-Hsing Chen, I-Shou Chang and Chao A. Hsiung

Jochen Einbeck, Ross Darnell and John Hinde

Bulent Altunkaynak [aut, cre], Hamza Gamgam [aut]

Zifei Han, Qiang Zhang, Tianyu Bai Yuyan Duan and Keying Ye

Roberto O. Chávez [cre, aut], Sergio A. Estay [cre, aut], José A. Lastra [cre,ctb] & Carlos G. Riquelme [ctb]

Ashish Sharma [aut] (<https://orcid.org/0000-0002-6758-0519>),
  Raj Mehrotra [aut],
  Sanjeev Jha [aut],
  Jingwan Li [aut],
  Ze Jiang [aut, cre] (<https://orcid.org/0000-0002-3472-0829>)

Olga Savchuk [aut, cre],
  Alex Volinsky [aut]

Marta Sestelo [aut, cre] (<https://orcid.org/0000-0003-4284-6509>),
  Nora M. Villanueva [aut],
  Javier Roca-Pardinas [aut]

Sebastian Calonico <sebastian.calonico@columbia.edu>, Matias D. Cattaneo <cattaneo@princeton.edu>, Max H. Farrell <max.farrell@chicagobooth.edu>

Yang Feng [aut, cre],
  Jessica Li [aut],
  Xin Tong [aut],
  Ye Tian [ctb]

Maria Xose Rodriguez-Alvarez [aut, cre],
  Javier Roca-Pardinas [aut]

Charles C. Taylor [aut],
  Giovanni Lafratta [aut, cre],
  Stefania Fensore [aut]

Oleg Badunenko [aut, cre],
 Pavlo Mozharovskyi [aut],
 Yaryna Kolomiytseva [aut]

John Kloke [aut, cre],
  Joseph McKean [aut]

Ruben Fernandez-Casal [aut, cre]
    (<https://orcid.org/0000-0002-5785-3739>)

Ben Schneider [aut, cre] (<https://orcid.org/0000-0002-0406-8470>),
  Jim Green [aut],
  Shelley Brock [aut] (Author of original SAS macro, WesNRBA),
  Tom Krenzke [aut] (Author of original SAS macro, WesNRBA),
  Michael Jones [aut] (Author of original SAS macro, WesNRBA),
  Wendy Van de Kerckhove [aut] (Author of original SAS macro, WesNRBA),
  David Ferraro [aut] (Author of original SAS macro, WesNRBA),
  Laura Alvarez-Rojas [aut] (Author of original SAS macro, WesNRBA),
  Katie Hubbell [aut] (Author of original SAS macro, WesNRBA),
  Westat [cph]