# Sources


Public sources reviewed for this document. Product pages support attributed product claims, not independently verified performance. Older foundational sources are identified by their original dates; current contracts and validation documents should still be requested.

### Club practitioners and proposed interviewees

1. San Diego FC — Tyler Heaps contract extension, 24 February 2026. `https://www.sandiegofc.com/news/san-diego-fc-re-signs-sporting-director-and-general-manager-tyler-heaps`
2. Bay FC — 2026 Media Guide, football operations listing. `https://bayfc.com/wp-content/uploads/2026-Bay-FC-Media-Guide.pdf`
3. Posit — Arielle Dror, video, data and sporting decision-making; recording page dated 18 November 2025. `https://opensource.posit.co/resources/videos/2025-11-18_integrating-video-data-in-sports-analytics-arielle-dror-data-science-hangout/`
4. Boston Legacy FC — Edward Gallagher recruitment appointment, 3 March 2025. `https://bostonlegacyfc.com/blogs/press/edward-gallagher-hired-as-director-of-recruitment`
5. The Blazing Musket — Gallagher appointed Technical Director, 9 October 2026. `https://www.theblazingmusket.com/boston-legacy-fc-names-technical-director/`
6. The ProPlayer Podcast — Edward Gallagher episode description, 21 September 2026. `https://rss.com/podcasts/theproplayerpodcast/3169981/`
7. SRC — team biographies and services; contains inconsistent executive-title labels. `https://www.srcftbl.com/`
8. SkillCorner — co-founder history, 12 February 2026. `https://landing.skillcorner.com/articles/skillcorner-10th-anniversary`
9. Sheridans — Daniel Geey professional biography. `https://www.sheridans.co.uk/lawyers/daniel-geey/`
10. International Sports Convention — Alexander Bielefeld speaker biography. `https://internationalsportsconvention.com/speakers/alexander-bielefeld/`

### Products, coverage, methods and operating requirements

11. Hudl — Statsbomb with Wyscout video, 28 July 2025. `https://www.hudl.com/blog/hudl-statsbomb-video-wyscout`
12. Hudl — soccer tracking product, including availability and forthcoming-feature distinctions. `https://www.hudl.com/products/data/tracking-data`
13. Hudl — Colombian scouting-rights agreement, 19 February 2026. `https://www.hudl.com/blog/hudl-win-sports-scouting-rights-agreement-colombia`
14. SkillCorner — football tracking, off-camera extrapolation and physical-data descriptions. `https://skillcorner.com/sports/football`
15. Sports Business Journal — SkillCorner investment and US expansion, 17 December 2025. `https://www.sportsbusinessjournal.com/Articles/2025/12/17/skillcorner-adds-60-million-investment-to-fuel-us-growth/`
16. FIFA — explanation of Broadcast EPTS quality assessment, 24 January 2021; foundational testing context. `https://inside.fifa.com/innovation/news/assessing-the-quality-of-player-tracking-data-generated-using-broadcast-footage`
17. Sportradar — official soccer API identifier and player-merge documentation. `https://developer.sportradar.com/soccer/docs/soccer-ig-id-handling`
18. American Soccer Analysis — 2026 college prospect dashboard methodology; page displays 8 January 2026. `https://www.americansocceranalysis.com/home/2026/1/7/the-2026-nwsl-college-prospect-dashboard`
19. Mohammad Arshan Shaikh — cross-league performance translation research, published 26 August 2026. `https://journals.sagepub.com/doi/10.1177/22150218261481583`
20. Nashville SC / TeamWork Online — club-published data-analyst responsibilities. `https://www.teamworkonline.com/soccer-jobs/nashville-sc/nashville-sc/data-analyst-2195561`

### Rules, contracts and governance

21. NWSLPA — 2024–2030 collective-bargaining agreement overview and full-text access. `https://www.nwslplayers.com/cba`
22. MLS — 2026 Roster Rules and Regulations. `https://www.mlssoccer.com/news/2026-mls-roster-rules-and-regulations`
23. Hudl — Organisation Terms of Service, page updated 8 April 2026. `https://www.hudl.com/eula`
24. NIST — Generative AI Profile, NIST AI 600-1, July 2024. `https://nvlpubs.nist.gov/nistpubs/ai/NIST.AI.600-1.pdf`
25. FIFPRO — Charter of Player Data Rights launch, 19 September 2022. `https://www.fifpro.org/en/articles/2022/09/charter-of-player-data-rights-launched-for-professional-footballers`
26. Federal Trade Commission — biometric-information policy statement, 18 May 2023. `https://www.ftc.gov/system/files/ftc_gov/pdf/p225402biometricpolicystatement.pdf`