Staff

Ipsita Banerjee

Lecturer

Ipsita Banerjee is a transport planner with interests in sustainability, safety, transit research, and travel demand analysis. She has worked at UC Berkeley SafeTREC as a graduate student researcher and as a policy and program analyst. In her present role as a lecturer at UC Berkeley, she is teaching the SafeTREC graduate course on traffic safety and injury prevention and on public transportation systems. Outside of SafeTREC, she has led efforts on travel demand analysis of work commuters, and ridership prediction for a transit authority, including for the city of Bangalore, India....

Katherine Chen

Director of Programs

Katherine Chen is the director of programs at UC Berkeley SafeTREC where she coordinates multidisciplinary transportation injury prevention planning and research. She manages the Community Pedestrian and Bicycle Safety Program (CPBSP) as well as projects involving active transportation, teen driver safety, community-level safety planning, and statewide highway safety planning.

Previously, Katherine coordinated public health research with community health centers and served as an Emerson National Hunger Fellow. She received her B.A. in public health from UC Berkeley and MPP from the...

Noelani Fixler

Program Coordinator
Noelani Fixler is a program coordinator for UC Berkeley SafeTREC whose work focuses on the Community Pedestrian and Bicycle Safety Training (CPBST) and Complete Streets Safety Assessments (CSSA) programs. Prior to joining SafeTREC, they completed a transportation planning internship at San Francisco Bay Ferry and a Resilience Fellowship at Greenbelt Alliance. Noelani holds a B.A. in geography from UC Berkeley.
Noelani is a committed advocate for public transit, safe streets, and housing. They are the Transportation and Infrastructure Commission Chair in the City of Berkeley, a Board of...

Lilette Gorostieta

Program Coordinator

Lilette Gorostieta is a program coordinator at the UC Berkeley Safe Transportation Research and Education Center (SafeTREC), where she supports the Comunidades Activas y Seguras (CAyS) program and the Complete Streets Safety Assessment (CSSA) program. Prior to joining SafeTREC, she worked on multiple campus research initiatives, including climate resilience and equity research for California’s Fifth Climate Change Assessment and environmental justice research with the Socioenvironmental Equity/Equidad Socioambiental (EQUIS) Lab. Her work is grounded in a commitment to advancing...

Julia B. Griswold

Director
Julia Griswold is the director of the UC Berkeley Safe Transportation Research and Education Center (SafeTREC). Her current research focuses on implementation of the Safe System Approach in the U.S. and how the framework can be used to improve pedestrian and bicyclist safety, speed management, and road safety management programs.
Griswold is also the associate director of the Center for Pedestrian and Bicyclist Safety (CPBS), a Tier-1 University Transportation Center (UTC) supported by the United States Department of Transportation (USDOT) and led by the University of New Mexico (UNM)...

Adrienne Joseph

Research Administrator

Adrienne Joseph is a research administrator at UC Berkeley SafeTREC. She is part of the administrative team and is primarily responsible for the center’s procurement as well as grant administration. Adrienne has worked for UC Berkeley for over 20 years and holds an associate's degree in accounting from Heald Business College.

Simon Kao

Applications Programmer

Simon Kao is an applications programmer at UC Berkeley SafeTREC. Simon's current projects include building web applications for safety and exposure data. He received his M.S. in computer science from Brown University.

Kris Leckie

Program Manager

Kris Leckie is a program manager at UC Berkeley SafeTREC. They manage the Community Pedestrian and Bicycle Safety Training (CPBST) program and support the center with active transportation communications. Prior to joining SafeTREC, Kris worked as a senior community organizer at the San Francisco Bicycle Coalition where they worked alongside community members, advocacy groups, and city agencies reprioritize park spaces for those walking, biking, and rolling with an emphasis on partnering with both senior and disability communities. Kris received a B.A. in anthropology and gender...

Nancy Leon

Finance Manager
Nancy Leon is the finance analyst of UC Berkeley SafeTREC. She supervises the administrative team and manages the center’s funding from several sponsors.

Nancy has worked for UC Berkeley for over 15 years and holds a B.S. in business administration from the State University of San Francisco California.

Liza Lutzker

Research Lead, Injury Epidemiology

Liza Lutzker, MPH (she/her) is research lead in injury epidemiology with UC Berkeley SafeTREC and a doctoral student in epidemiology at the UC Berkeley School of Public Health. Liza earned a B.A. with majors in biology and philosophy from Amherst College and an MPH in epidemiology from the Yale School of Public Health. She has worked widely across the field of environmental and occupational epidemiology, including at both the Massachusetts and California Departments of Public Health, and for the last 10 years in the environmental health sciences division at the Berkeley...