- (2025.04.24) We grabbed 99% of everything posted to TikTok in an hour. Our manuscript on what we found in it is now on arXiv. The result of a collaboration with Jürgen Pfeffer.
- (2025.04.22) Congratulations to all the undergrads finishing my offering of Computers and Society (COMP 189). It's been a great semester!
- (2025.01.06) Kicking off a semester undergrad research project building bots and bot detectors as part of our funded work on the problem of disinformation.
- (2024.11.16) Our paper The Social Lives of Literary Characters: Combining citizen science and language models to understand narrative social networks at the International Conference for Natural Language Processing for Digital Humanities is out.
- (2024.11.13) Our paper Story Morals: Surfacing value-driven narrative schemas using large language models is out at EMNLP.
- (2024.09.09) Gave an invited talk at American University on our work on what different stakeholders actually think about hate speech detection on social media.
- (2024.06) Congratulations to Ben Steel and Sara Parker for winning best student paper at CARMA 2024 for their paper "The Invasion of Ukraine Viewed through Large-Scale Analysis of TikTok."
- (2023.11.15) We've received provincial funding through the "Programme de recherche sur la désinformation au Québec" to support a new initiative to better understand and detect deceptive bot on social media.
- (2023.10.27) It's the year anniversary of Elon Musk taking over Twitter. The platform was never perfect, but it's passing marks the end of an era. More in my post A Eulogy for Twitter.
- (2023.10.12) I delivered the keynote for the NATO Emerging Trends in Social Media Conference. I offered a glimpse into how AI is shaping the future of influence campaigns on social media.
- (2023.05.20) ChatGPT blurs the lines between what it means to interact with a human and machine in important ways. More in my op-ed in the Globe and Mail.
- (2023.05.16) New funding kicks off our investigation: "What is TikTok?" in which we seek to rigorously understand how TikTok shapes human behavior differently than Instagram, Snapchat, and other mainstream social media platforms.
- (2023.04.04) Computer scientists think about hate speech very differently than everyone else. Read more in our PNAS paper: Is hate speech detection the solution the world wants?.
- (2022.06.12) Reddit communities are powerful ways to build hate speech detectors. Read more in our paper Enriching Abusive Language Detection with Community Context.
- (2022.01.28) The Computational Analysis of Social Systems (COMPASS) reading group is born! Read more here.
- (2021.11.16) Welcoming applications for a post-doctoral opening in applied AI. Read more here.
- (2021.08.24) First independent assessment of the impact of the Canadian COVID Alert app. Read more here.
- (2021.08.12) COMP 598: Introduction to Data Science. Find the syllabus here.
