David Connell [aut, cre, cph] (ORCID:
    <https://orcid.org/0000-0002-4841-6756>),
  Chris Gaiteri [cph] (Author of original SpeakEasy 2 algorithm.),
  Gábor Csárdi [cph, ctb] (Author of igraph C library.),
  Tamás Nepusz [cph, ctb] (Author of igraph C library.),
  Szabolcs Horvát [cph, ctb] (Author of igraph C library.),
  Vincent Traag [cph, ctb] (Author of igraph C library.),
  Fabio Zanini [cph, ctb] (Author of igraph C library.),
  Daniel Noom [cph, ctb] (Author of igraph C library.),
  The igraph development team [cph] (Copyright holder of igraph C
    library.),
  Free Software Foundation, Inc. [cph] (Copyright holder of GPL
    licenses.),
  Ross Ihaka [cph, ctb] (Author of Mathlib.),
  The R Development Core Team [cph] (Copyright holder of Mathlib.),
  Royal Statistical Society [cph] (Copyright holder of Mathlib.),
  The R Core Team [cph] (Copyright holder of Mathlib.),
  The Regents of the University of California [cph] (Copyright holder of
    stdlib's qsort.),
  Timothy Davis [cph, ctb] (Author of CXSPARSE (cs).),
  Richard Lehoucq [cph, ctb] (Author of arpack.),
  Danny Scrensen [cph, ctb] (Author of arpack and lapack.),
  Phuong Vu [cph, ctb] (Author of arpack.),
  Chao Yang [cph, ctb] (Author of arpack.),
  Allan Cornet [cph, ctb] (Author of arpack.),
  Sylvestre Ledru [cph, ctb] (Author of arpack.),
  Chao Yang [cph, ctb] (Author of arpack.),
  Rice University [cph] (Copyright holder of arpack.),
  Scilab Enterprises [cph] (Copyright holder of arpack-ng.),
  Melissa O'Neill [cph, ctb] (Author of PCG random number generator.),
  Steven Johnson [cph, ctb] (Author of ax_pthread.),
  Daniel G. [cph, ctb] (Author of ax_pthread.),
  Marc Stevens [cph, ctb] (Author of ax_pthread.),
  Minh Nguyen [cph, ctb] (Author of ax_pthread.),
  Elliot Paquette [cph, ctb] (Contributor to igraph.),
  Pascal Pons [cph, ctb] (Contributor to igraph.),
  Jordi Hermoso [cph, ctb] (Contributor to arpack.),
  Sébastien Fabbro [cph, ctb] (Contributor to arpack.),
  Shinya Tasaki [cph, ctb] (Provided code used in the gene clustering
    example.)