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published journal article | October 2025
published journal article | August 2025
Hybrid Workers’ Activity Intensity: Post-Pandemic Comparison of Telework-Only and in-Person Workdays

Patrick Loa, Yongsung Lee, Giovanni Circella

research report | February 2025
research report | October 2024
Changes in Activity-Travel Patterns and Vehicle Ownership During the COVID-19 Pandemic in California

Giovanni Circella, Xiatian Iogansen, Grant Matson, Keita Makino, Yongsung Lee

policy brief | February 2025
policy brief | January 2025
Assessing the Shift to Remote and Hybrid Work in California throughout the COVID-19 Pandemic

Xiatian Iogansen, Yongsung Lee, Giovanni Circella

research report | September 2024
research report | May 2024
Barriers to Reducing the Carbon Footprint of Transportation Part 2: Investigating Evolving Travel Behaviors in the Post-Pandemic Period in California

Basar Ozbilen, Siddhartha Gulhare, Keita Makino, Aurojeet Jena, Xiatian Iogansen, Patrick Loa, Yongsung Lee, Giovanni Circella

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