University of Colorado Public Interest Data Science Lab
Defending the data democracy depends on.
Rescuing datasets. Building data infrastructure. Connecting experts. Supporting the public interest.
Our mission 
CUPIDS is a laboratory for teaching data science in the public interest, a clinic connecting Colorado's watchdogs to technical capacity, and a network preserving evidence for democratic accountability.
The moment — what's disappearing
EPA air quality monitoring ██████ REMOVED
USGS streamflow records ██████ AT RISK
NOAA climate projections ██████ AT RISK
USGS streamflow records ██████ AT RISK
NOAA climate projections ██████ AT RISK
½
of Colorado's newspaper journalists lost since 2005.
300→70
reporters at the Denver Post, then and now.
100s
of federal datasets removed or restricted since 2025.
How the lab works
Three pillars, one public-interest mission.
01
Research Newsroom
Cross-disciplinary teams ship a monthly dispatch — explainers, dataset guides, and original investigations.
Read the Dispatch →02
Data Infrastructure
Acquire, clean, document, and archive critical public datasets in durable, open repositories.
See our research →03
Community Help Desk
Pro-bono data support for journalists, lawyers, and nonprofits across Colorado.
Request help →Public data archive
view all →
[ public data archive ]
Featured · CUPIDS × CEJ
Preserving environmental accountability
Identifying, prioritizing, and archiving the federal environmental datasets most critical to Colorado journalism — supported by the 2026 de Castro Research Award.
See the project →[ data viz — at-risk dataset map ]