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ICWSM 2024 & 2026 · ConPro 2026

Deepfakes & Disinformation

Explored how deepfake-enabled profiles shape user perception of disinformation, and how AI-generated videos can be better detected and understood — including a training strategy that improved human detection of manipulated images.

ICWSM 2025 · Oakland 2023

Human Detection of Manipulated Media

Studied training strategies that enhance people's ability to spot deepfake images, and the human factors behind adoption of protective behaviors like two-factor authentication — work that produced a 60% boost in 2FA adoption and a 20% reduction in susceptibility to online disinformation.

DSN 2025 · WPES/CCS 2022

Security & Trust Systems

Security analysis of password vault applications, and a case study of runtime integrity attestation (Keylime) for cloud and edge environments — bridging systems security with real-world deployment challenges.

GROUP 2023 · ICWSM 2025

Explaining AI to End Users

Investigated whether explaining why a fake photo is fake actually helps people — testing explanation strategies for AI-driven content moderation and detection tools.

ACMSE 2020 · FabLearn 2023

Robotics & Maker Education

Designed a culturally relevant humanoid robotic dialogue agent (CultureBot) and character development strategies for storytelling robots, and studied how connected-spaces dashboards foster maker identity in afterschool makerspaces.

Lawrence Livermore 2020-2021

Critical Infrastructure Security

Applied classification machine learning to detect and categorize faults in Industrial Control Systems, improving the reliability of power-grid protections while balancing technical and user-centered needs.