Piotr Sapiezynski
@sapiezynski.bsky.social
Research Scientist @ Northeastern. Privacy, transparency, fairness, computational social science.
www.sapiezynski.com
www.sapiezynski.com
This Friday at @ire-nicar.bsky.social myself and @leonyin.org will be teaching how to can find and use undocumented API and build your own datasets. Come say hi and learn something new!
March 5, 2025 at 4:52 PM
This Friday at @ire-nicar.bsky.social myself and @leonyin.org will be teaching how to can find and use undocumented API and build your own datasets. Come say hi and learn something new!
Reposted by Piotr Sapiezynski
Pretty blown away by this paper from Piotr Sapiezynski and team at Northeastern and Princeton, presented at #CSCW2024: dl.acm.org/doi/10.1145/...
For lots of good legal and moral reasons, Facebook doesn't allow advertisers to explicitly target ads to "White Republicans" or "Black Democrats"..
For lots of good legal and moral reasons, Facebook doesn't allow advertisers to explicitly target ads to "White Republicans" or "Black Democrats"..
On the Use of Proxies in Political Ad Targeting | Proceedings of the ACM on Human-Computer Interaction
Detailed targeting of advertisements has long been one of the core offerings of online
platforms. Unfortunately, malicious advertisers have frequently abused such targeting
features, with results that...
dl.acm.org
November 13, 2024 at 8:19 PM
Pretty blown away by this paper from Piotr Sapiezynski and team at Northeastern and Princeton, presented at #CSCW2024: dl.acm.org/doi/10.1145/...
For lots of good legal and moral reasons, Facebook doesn't allow advertisers to explicitly target ads to "White Republicans" or "Black Democrats"..
For lots of good legal and moral reasons, Facebook doesn't allow advertisers to explicitly target ads to "White Republicans" or "Black Democrats"..