
Research
Scroll down to learn more about the past and current research projects and community-engaged studies. When available, follow links for reports, presentations, and journal articles. Click here for my Google Scholar profile and a complete list of published research.
Highlights from other community-engaged research can be found on the Community Collaborative Research Center website. I’m a founding co-director of this new center focused on conducting research with community members and organizations.

Generalized Zoning for the Denver Metro 8-County Area
Funded by CU Denver Presidential Initiative, 2022-2024. This generalized zoning database in GIS is available upon request.

Gold Corridor Housing Strategy
Prepared for DRCOG through the HUD/EPA/DOT SCI Grant, 2014

DRCOG Sustainable Communities Initiative: Outcomes Assessment & Knowledge Sharing Final report
Final report to DRCOG through the HUD/EPA/DOT SCI Grant, June 2015

One of the many causes of our current crisis
Seeking Housing Affordability in the Denver Metro Area: Detailing the causes and outcomes of the housing crisis to inform local and national solutions
A two-phase study of the Denver region’s unaffordable housing: Phase 1) 2014 to 2015 for the Denver Region’s HUD-DOT-EPA Sustainable Communities Initiative Grant; and Phase 2) 2022-present and built on a prior study from

Comparing Metro Housing Crises: Are They the Same Everywhere, and Could We Have Prevented Them?
A comparison of the 56 largest U.S. metros, 1980–2022

Before-After Affordable Housing Study: Boulder and Lafayette, CO
Prepared for Boulder Housing Partners and Boulder County Housing Authority, 2017

How Denver’s zoning and land use changes sparked rapid neighborhood change and school instability: a longitudinal analysis from 2000 to 2026
2020-present

30 Years of RTD Light Rail: Why 2% mode share and can it be improved?
2025-present

The Sustainable Neighborhoods Network:
A City-citizen Partnership to Promote More Sustainable Behaviors
2017-2020

Valverde Movement Project
Funded in part through an NSF Civic Innovation Challenge Grant. Click here for a book chapter on the project.
2020 – present

Small Businesses and the Clean Vehicle Transition: Barriers, Opportunities, and a Just Path Forward in North Denver and Commerce City
Funded by a grant from the Gates Family Foundation to the CCRC
October 2026

Mobile Home Parks and Disasters: Affordable Housing Loss After Hurricanes Harvey and Michael
Funded by the National Science Foundation, 2018–2022, with Esther Sullivan and Andrew Rumbach

Household and Housing Recovery After the 2013 Colorado Floods
Funded by an NSF RAPID grant and a Natural Hazards Center Quick Response grant, 2013–2016

Improving Community Engagement and Constituent Services in Denver
Prepared for the City and County of Denver Agency for Human Rights and Community Partnerships and the Mayor’s Office, 2022–2023

Balancing Education Opportunities with Sustainable Travel and Development
Book chapter in Transportation, Land Use, and Environmental Planning (Elsevier, 2020)

National Transportation Policies, Financing, and CO2 Policies of the United Kingdom, Canada, and Sweden: Lessons for the United States?
Prepared for the Bipartisan Policy Center’s National Transportation Policy Project, 2010