Xiao Ma has been a Machine Learning research engineer at Google since 2019. She has a background in Human-Computer Interaction (HCI) and currently works on Large Language Model (LLM) safety and human-ML collaboration.

Xiao’s prior research focuses on understanding how AI increasingly mediates social exchange and its societal impact on trust. She worked at Facebook Core Data Science (2018) on trust in social groups and Airbnb (2016) on trust in host profiles.

Xiao holds a PhD in Information Science from Cornell (NYC campus) on Networked Trust: Computational Understanding of Interpersonal Trust Online. She was advised by Mor Naaman, Karen Levy, Serge Belongie, and Jeff Hancock. Before coming to the U.S., she completed her bachelor's in Electronics Engineering at Peking University (2010-2014) in Beijing.