Transportation Planning

Roundabout with green space and statue in middle nedt to dense cluser of mid-rise housing in Carmel, Indiana.

America's 'roundabout city' is in … Indiana?

Carmel, Indiana has built over 150 roundabouts as part of a broader mobility and development strategy.

June 10, 2026 - CNU Public Square

Man and woman in hard hats and safety vests looking at plans on tablet at golden hour at construction site.

My provocative proposal: Want a roadway safety movement? Ditch the engineers.

A PE license has long been a requirement for most roadway safety jobs. It’s time to pave the way for movement-making professionals.

April 9, 2026 - Kristina Curtiss

Street in Oakland, California with subway entrance in foreground.

Oakland Drafts First Revision of General Plan Since 1998

The public has until April 23 to comment on the sweeping plan that addresses land use, transportation, and infrastructure.

March 30, 2026 - Oaklandside

Roundabout with red mulch in middle in Sedona, Arizona with red truck driving through.

Study: Roundabouts are Primarily in Wealthier Neighborhoods

A North Carolina study sheds light on inequities in road safety interventions.

March 1, 2026 - Streetsblog USA

Red San Diego light rail train with people visible inside.

San Diego Regional Transportation Plan Shifts Away From Big Projects to Focus on Improving Existing Infrastructure

SANDAG’s 2025 Regional Plan scales down plans for new rail lines in favor of expanding rapid bus service.

February 13, 2026 - KPBS

National Guard members protecting the bus for the Freedom Riders leaving Montgomery, Alabama, for Jackson, Mississippi.

Reclaiming Transportation as a Place of Resistance

The systems that move us are not neutral — and we don’t have to pretend like they are.

February 12, 2026 - Kristina Curtiss

Green freeway toll sign.

What do We Want, Speed or Affordability?

Conventional planning assumes that travellers want to save time, but evidence indicates that they usually prefer to save money. How can planning better reflect these preferences?

January 15, 2026 - Todd Litman

Robert Moses standing over model of city and bridge.

We are Perfectly Poised for Another Robert Moses

When “America is Building Again” while decentering equity, the ghost of Robert Moses haunts us.

January 8, 2026 - Kristina Curtiss

Woman taking selfie while wearing orange safety vest outdoors in front of red brick wall on field visit.

Meet our new (Proudly Gen Z!) Transportation Columnist!

In a new monthly column, Kristina Curtiss will “nerd out” (her words, not ours) on transportation system safety, active transportation planning, sustainability — and how it all hangs together.

January 8, 2026 - Planetizen

Collage of 10 Island Press books

Top 10 Island Press Built Environment Books

From “Life Between Buildings” to “Human Transit,” Island Press has played a critical role in building the catalogue of literature that is foundational to urban planning.

December 23, 2025 - Heather Boyer

Close-up of green congestion relief zone sign in New York City with yellow cab van on street in background.

2025’s Biggest Transportation Wins

Even in a rough year, there are victories worth celebrating.

December 23, 2025 - Bloomberg CityLab

Traffic on a freeway heading into downtown Los Angeles on a sunny day.

Report: Caltrans Models, Which Guide Billions in Transportation Funding, are Inaccurate and Outdated

Many of the predictive models used by California’s transportation agency fail to account for post-pandemic travel patterns and induced demand.

November 16, 2025 - State Smart Transportation Initiative

Aerial of large Walmart parking lot in Frisco, Texas.

Is Driving Traffic to Big Box Stores True Economic Development?

Strong Towns’ Charles Marohn argues that planning for ‘commerce’ perpetuates an unsustainable, car-centric development model.

September 21, 2025 - Strong Towns

Head shot of smiling young man standing on busy urban street.

Meet the Columnist Behind our new Limited Series: Transit Planning 101!

Between now and December, Chicago transit planner — and operator! — Joshua Woods will bring Planetizen readers back to school for a deep dive into what it takes to keep the bus running. Literally.

September 16, 2025 - Planetizen

New York City crosswalk with a few pedestrians and yellow cab and black SUV stopped at light.

NYC’s ‘Rare and Comprehensive’ Public Data Reveals Congestion Pricing's Success

The Metropolitan Transportation Authority’s analytics and data team maintains over 180 regularly updated datasets about the city’s transportation system.

September 5, 2025 - Wired

Blue and white Sound Transit light rail train at platform in covered station with man walking towards camera in Seattle, Washington.

MPO Boards Don’t Reflect Their Constituencies

Metropolitan planning organizations make important transportation planning decisions, but their memberships often don’t reflect their region’s demographics.

August 13, 2025 - Urban Institute

The Capitol dome in Washington, D.C. viewed from middle of Pennsylvania Avenue protected bike lanes.

Planning Trends for 2025: Creative Housing Solutions, Ongoing Transit Woes, and the Ever-Creeping Tentacles of AI

Urban planners have no shortage of urgent issues to delve into, from a deepening housing crisis to an increasingly unpredictable climate to a new federal administration bent on slashing key funding for everything from electric cars to housing assistance.

March 7, 2025 - Diana Ionescu

Complete Street

‘Complete Streets’ Webpage Deleted in Federal Purge

Basic resources and information on building bike lanes and sidewalks, formerly housed on the government’s Complete Streets website, are now gone.

February 27, 2025 - Streetsblog USA

Bird's eye view of moderately busy large freeway interchange in California.

California Environmental Leaders Call on State Agencies to Prioritize Multimodal Transportation

Even before President Trump took office, California was not meeting its emissions reduction goals.

January 27, 2025 - Streetsblog California

Tram and cyclist on Amsterdam street with sunrise or sunset in background.

Looking for the Light in a Dark Age

Professor Glenn Lyons offers insights about the challenges facing planners in times of rapid technological, cultural, and social change, in Local Transport Today's first ‘Deep Thinking Initiative’ article.

January 24, 2025 - Local Transport Today

FREE Course: Walkable City 1: Why Walkability?

After describing his path towards focusing on walkability as the essence of good planning, Jeff Speck marches through his five principal reasons for making more walkable places.

Reinventing Malls: Planning Alchemy—Turning Gray Fields Into Gold

The course focuses on the opportunities and imperatives that shape reinvention of mall sites.

Transportation Planner I

KFH Group Inc.

Director, Strategy and Research

Greater Baltimore Committee

Senior Planner

Eagle County Government

Top Books

An annual review of books related to planning.

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The definitive ranking of graduate planning programs.

100 Most Influential Urbanists

The who's who of urbanism, according to Planetizen readers.

Urban Planning Creators You Should Know

A short list of voices on social, video, and podcasting platforms.