Data sets
=====
A variety of data sets are included in the package. Here are their links/citations:

.. _sports:

Sports
------------

- **Chess** Online chess match data from `lichess.com Kaggle Dataset <https://www.kaggle.com/datasets/arevel/chess-games>`_. Accessed: 2023-10-07.

- **Tennis** J. Sackmann, ATP tennis data. `GitHub Repository <https://github.com/JeffSackmann/tennis_atp>`_. Accessed: 2023-10-07. `CC BY-NC-SA 4.0 License <https://creativecommons.org/licenses/by-nc-sa/4.0/>`_.

- **Soccer** M. Jürisoo, International men's football results from 1872 to 2023. `Kaggle Dataset <https://www.kaggle.com/datasets/martj42/international-football-results-from-1872-to-2017>`_. Accessed: 2023-10-07.

.. _human:

Human hierarchies
------------

- **CS and Business Departments** A. Clauset, S. Arbesman, and D. B. Larremore, Systematic inequality and hierarchy in faculty hiring networks. *Science Advances* **1**, e1400005 (2015). `CC BY-NC 4.0 License <https://creativecommons.org/licenses/by-nc/4.0/>`_.

.. _animal:

Animal hierarchies
------------
The following data sets are part of `DomArchive <https://doi.org/10.1098/rstb.2020.0436>`_ under the `CC BY 4.0 license <https://creativecommons.org/licenses/by/4.0/>`_.

- **DomArchive** Data compliation of all of the animal data sets (R package). `DomArchive <https://doi.org/10.1098/rstb.2020.0436/>`_. Accessed: 2023-10-07.

- **Vervet monkeys** C. Vilette, T. Bonnell, P. Henzi, and L. Barrett, Comparing dominance hierarchy methods using a data-splitting approach with real-world data. *Behavioral Ecology* **31**, 1379--1390 (2020).

- **Dogs** M. J. Silk, M. A. Cant, S. Cafazzo, E. Natoli, and R. A. McDonald, Elevated aggression is associated with uncertainty in a network of dog dominance interactions. *Proceedings of the Royal Society B* **286**, 20190536 (2019).

- **Baboons** M. Franz, E. McLean, J. Tung, J. Altmann, and S. C. Alberts, Self-organizing dominance hierarchies in a wild primate population. *Proceedings of the Royal Society B* **282**, 20151512 (2015).

- **Sparrows** D. J. Watt, Relationship of plumage variability, size and sex to social dominance in Harris' sparrows. *Animal Behaviour* **34**, 16--27 (1986).

- **Mice** C. M. Williamson, B. Franks, and J. P. Curley, Mouse social network dynamics and community structure are associated with plasticity-related brain gene expression. *Frontiers in Behavioral Neuroscience* **10**, 152 (2016).

- **Hyenas** E. D. Strauss and K. E. Holekamp, Social alliances improve rank and fitness in convention-based societies. *Proceedings of the National Academy of Sciences* **116**, 8919--8924 (2019).

.. _other:

Other data sets
------------

Note that the following data sets are also analyzed in the paper but are not provided here for licensing reasons:

- **Scrabble** Scrabble tournament records. `Cross-Tables Website <https://www.cross-tables.com/>`_. Accessed: 2023-10-07.

- **Basketball** N. Lauga, NBA games data. `Kaggle Dataset <https://www.kaggle.com/datasets/nathanlauga/nba-games/data>`_. Accessed: 2023-10-07.

- **Video games** Super Smash Bros. Melee head to head records. `Rankings Website <https://etossed.github.io/rankings.html>`_. Accessed: 2023-10-07.

- **Friends** J. R. Udry, P. S. Bearman, and K. M. Harris, National Longitudinal Study of Adolescent Health (1997).