Her research focuses on preparing communities and designing cities to prepare for disasters such as earthquakes, flooding, and hurricanes. Mazereeuw is currently developing the Emergency Preparedness Hub, a series of public space infrastructure projects for neighborhood preparedness that facilitates community action following a disaster. In San Francisco, Mazereeuw works with the Department of Emergency Management and various communities to engage people in disaster planning. The Urban Risk Lab also works on action-research projects in Haiti, India, Indonesia, Japan, and Nepal. Mazereeuw earned a BA in sculpture and environmental science at Wesleyan University and an MA in architecture and an MA in landscape architecture at the Harvard Graduate School of Design.