piotr sapieżyński
home | publications | press coverage | cv
Miscellaneous
Mentions, attributions, and interviews not regarding a particular publication.
Ad Delivery Algorithms: The Hidden Arbiters of Political Messaging
Muhammad Ali*, Piotr Sapiezynski*, Aleksandra Korolova, Alan Mislove, Aaron Rieke. WSDM, 2021
Algorithms that "Don't See Color": Comparing Biases in Lookalike and Special Ad Audiences
Piotr Sapiezynski, Avijit Ghosh, Levi Kaplan, Alan Mislove, Aaron Rieke. 2019
Discrimination through optimization: How Facebook's ad delivery can lead to biased outcomes
Muhammad Ali*, Piotr Sapiezynski*, Miranda Bogen, Aleksandra Korolova, Alan Mislove, Aaron Rieke. CSCW 2019
Investigating sources of PII used in Facebook’s targeted advertising
Giridhari Venkatadri, Elena Lucherini, Piotr Sapiezynski, Alan Mislove. Proceedings on Privacy Enhancing Technologies, 2019
Evidence for a conserved quantity in human mobility
Laura Alessandretti, Piotr Sapiezynski, Vedran Sekara, Sune Lehmann, Andrea Baronchelli. Nature Human Behaviour, 2018
Evidence of Complex Contagion of Information in Social Media: An Experiment Using Twitter Bots
Bjarke Mønsted, Piotr Sapieżyński, Emilio Ferrara, Sune Lehmann. PLOS One, 2017
Tracking Human Mobility with WiFi Signals
Piotr Sapiezynski, Arkadiusz Stopczynski, Radu Gatej, Sune Lehmann. PLOS One, 2015
Measuring large-scale social networks with high resolution
Arkadiusz Stopczynski, Vedran Sekara, Piotr Sapiezynski, Andrea Cuttone, Mette My Madsen, Jakob Eg Larsen, Sune Lehmann. PLOS ONE, 2014
Measuring personalization of web search
Aniko Hannak, Piotr Sapiezynski, Arash Molavi Kakhki, Balachander Krishnamurthy, David Lazer, Alan Mislove, Christo Wilson. Proceedings of the 22nd International Conference on World Wide Web, 2013