Education & Positions

PhD Candidate at USC Annenberg School for Communication and Journalism
MS in Computer Science at USC Viterbi School of Engineering
Research Assistant at USC Information Sciences Institute

Selected Publications

Choi, E. C., & Young, L. E. (2026). Who you know, what you believe, what you share: Personal networks and health misinformation susceptibility. Social Networks, 87, 163-172. Link
Choi, E. C., Young, L. E., & Ferrara, E. (2026, May). Overstating Attitudes, Ignoring Networks: LLM Biases in Simulating Misinformation Susceptibility. Proceedings of the 20th International AAAI Conference on Web and Social Media. Link
Ghafouri, B., Choi, E. C., Dey, P., & Ferrara, E. (2026, July). Position: RLHF May Not Reflect Genuine Preferences. Forty-Third International Conference on Machine Learning. Link
Choi, E. C., & Ferrara, E. (2026, September). Angry but Accurate: Detecting and Profiling the Counter-Misinformation Ecosystem on Twitter. Accepted to ACM Hypertext 2026. Preprint Link
Choi, E. C., Cao, Q., Guan, Q., Peng, S., Chen, P.-Y., & Luceri, L. (2025, June). Mapping Labor Market Vulnerability in the Age of AI: Evidence from Job Postings and Patent Data. In Workshop Proceedings of the 19th International AAAI Conference on Web and Social Media. Link
Choi, E. C., Balasubramanian, A., Qi, J., & Ferrara, E. (2025, April). Limited effectiveness of LLM-generated data augmentation for COVID-19 misinformation stance detection. In Companion Proceedings of the ACM on Web Conference 2025. Link
Choi, E. C., & Ferrara, E. (2024, May). FACT-GPT: Fact-checking augmentation via claim matching with LLMs. In Companion Proceedings of the ACM on Web Conference 2024 (pp. 883-886). Link
Choi, E. C., & Ferrara, E. (2024, May). Automated claim matching with large language models: Empowering fact-checkers in the fight against misinformation. In Companion Proceedings of the ACM on Web Conference 2024 (pp. 1441-1449). Link

Curriculum Vitae

For the full list of published and ongoing projects, see my updated CV.

Media coverage

USC Researchers Discover Fake News Spreaders Have Less Followers Than Users Pushing Back (USC ISI, July 29, 2026) Link
Researchers at Annenberg measure effects of AI innovation on labor market (Daily Trojan, Sep 16, 2025) Link
A Real-Time Look at How AI Is Reshaping Work (USC ISI, Jul 7, 2025) Link

Contact & Information