Oct 4, 2026
CHEKPEDS
CHEKPEDS cites Liam’s explanation of the operating changes examined in a federal Penn Station capacity study.
Research cited
Aug 3, 2026
High Speed Rail Alliance
The alliance’s overview of the federal capacity study links to Liam’s analysis in its further reading.
Research cited
Jul 21, 2026
New York Daily News
Cindy McLaughlin’s op-ed features Liam’s concept rendering of the Gowanus Expressway and Hamilton Avenue corridor.
Visualization featured
May 4, 2026
Gothamist
Liam discusses how through-running could connect the region’s changing job centers and provide more regular service in both directions.
Quoted
Apr 24, 2026
Hunter College / CityNerd
Off-Ramp NYC’s BQE alternative, using Liam’s corridor visualizations, was featured at Ray Delahanty’s live event.
Visualization featured
Mar 27, 2026
Streetsblog NYC
A corridor rendering by Liam illustrates the argument for replacing the BQE with transit, public space, and connected neighborhoods.
Visualization featured
Mar 20, 2026
New York Daily News
Liam’s op-ed argues for linking Penn Station through-running, Sunnyside housing, and regional rail governance.
Author
Oct 16, 2025
The Architect's Newspaper
Liam distinguishes the need for new Hudson River tunnels from the separate debate over Penn Station expansion.
Quoted
Sep 30, 2025
Gateway Development Commission
Liam’s written public comments ask the commission to evaluate Penn Station alternatives against operating, construction, and governance risks.
Author
Sep 29, 2025
Lackawanna Coalition
Liam presents the history of the failed 1958 bi-state transit compact and its implications for regional rail governance.
Speaker
Aug 19, 2025
Bloomberg CityLab
Liam is quoted on underinvestment and reliability.
Quoted
Jul 28, 2025
Gateway Development Commission
Liam’s public comments call for evaluating through-running inside Penn Station alongside the new Hudson River tunnels.
Author
Jun 9, 2025
Commercial Observer
Liam explains how regional train operations could improve access and reduce reliance on storing empty trains in central yards.
Quoted
May 27, 2025
The Architect’s Newspaper
Liam comments on Andy Byford’s appointment and the need to coordinate Penn Station’s railroads.
Quoted
May 23, 2025
West Side Spirit
Liam is quoted on Andy Byford’s experience and the potential for through-running at Penn Station.
Quoted
May 16, 2025
Chelsea Community News
Liam responds to criticism of through-running advocacy and clarifies the case for improving Penn Station without demolition.
Author
Apr 17, 2025
New York Daily News
Liam and Robert Previdi argue for coordinated management of Penn Station’s railroads, schedules, fares, and passenger experience.
Co-author
Feb 3, 2025
West Side Spirit
The article discusses Penn Station alternatives based on the Tri-State Transportation Campaign’s regional rail proposal, developed in Liam’s 2022 report.
Research cited
2025
Midtown South Community Council
Liam’s statement for the City Club calls for improving Penn Station’s rail service while protecting the surrounding neighborhood.
Quoted
2025
Rail Passengers Association
Links to the Tri-State Transportation Campaign’s regional rail report while examining the federal takeover of Penn Station planning.
Research cited
Nov 18, 2024
West Side Spirit
Liam is quoted on the governance changes needed to coordinate Penn Station’s railroads.
Quoted
Aug 23, 2024
New York Magazine
Nolan Hicks examines the Penn Station alternative presented in the Tri-State Transportation Campaign report authored by Liam.
Research cited
Jul 9, 2024
Curbed New York
Liam comments on preventive maintenance and the condition of Amtrak’s Northeast Corridor power system.
Quoted
Dec 25, 2023
New York Post
The investigation discusses and illustrates the 2022 Tri-State Transportation Campaign regional rail report authored by Liam.
Research cited
Jul 26, 2023
The City Club of New York
Liam and Layla Law-Gisiko answer audience questions about Penn Station, Madison Square Garden, and Northeast Corridor rail.
Panelist
Jul 18, 2023
NYC City Council – Subcommittee on Zoning and Franchise
Liam testifies before the City Council on Madison Square Garden’s special permit and the future of Penn Station.
Speaker
Feb 21, 2023
Streetsblog NYC
Liam is quoted on all-door boarding and the delays facing the MTA’s bus-service pilot.
Quoted
2023
Greater Greater Washington
Author David Edmondson credits Liam for feedback on his map of the Northeast’s connected commuter rail systems.
Contributor
Dec 5, 2022
Newsday
Liam comments on ending HOV-lane access for single-occupant clean-fuel vehicles and prioritizing shared travel.
Quoted
Dec 2, 2022
Philly Voice
Liam is quoted questioning whether mandatory bicycle helmets address the causes of dangerous street conditions.
Quoted
Nov 21, 2022
Streetsblog NYC
Liam comments on the political mandate for reliable transit following New York’s 2022 gubernatorial election.
Quoted
Nov 17, 2022
Construction Dive
Liam is quoted on the Hudson River tunnel project’s importance to the Northeast Corridor.
Quoted
Nov 15, 2022
Streetsblog NYC
Liam is quoted on the MTA’s disclosure of infrastructure costs and spending decisions.
Quoted
Oct 24, 2022
Curbed
Liam comments on NJ Transit’s response to leaf-related delays and options for keeping tracks clear.
Quoted
Oct 24, 2022
New York Daily News
Liam is quoted on the omitted Sunnyside station and the need to plan for through-running.
Quoted
Oct 3, 2022
New York State Legislature
Liam’s written testimony calls for strengthening New York’s Complete Streets Act to protect people walking, biking, and using transit.
Author
Sep 22, 2022
NBC 4 New York
Liam is quoted on residential parking permits in reporting about congestion pricing and neighborhood traffic.
Quoted
Sep 6, 2022
New York Daily News
Liam is quoted urging New Jersey leaders to focus on regional transit improvements alongside congestion pricing.
Quoted
Aug 30, 2022
Metropolitan Transportation Authority
Liam testifies in support of congestion pricing and addresses potential effects on outer-borough communities.
Speaker
Jul 21, 2022
Office of the Mayor of New York City
Liam’s statement supports expanded car-free streets and more public space in the city’s Summer Streets announcement.
Quoted
May 10, 2022
Transportation Alternatives
Liam’s statement calls for removing limits on the operating hours of New York City’s speed cameras.
Quoted
Apr 11, 2022
Streetsblog NYC
Liam is quoted on how hybrid work changes weekday subway commuting patterns.
Quoted
Apr 1, 2022
The American Prospect
Liam is quoted on the implications of Uber’s partnership with New York City yellow taxis.
Quoted
March 2022
New York State Association of Chiefs of Police
A quoted statement on safer intersections appears in the March 2022 issue, on page 37.
Quoted
Feb 25, 2022
Streetsblog NYC
Liam comments on alternatives to fare enforcement and ways to make bus service more useful.
Quoted
2022
NJ Star-Ledger
Liam cites Tri-State Transportation Campaign’s commuter analysis in reporting on New Jersey’s objections to congestion pricing.
Quoted
Dec 13, 2021
New York State Legislature
Liam’s testimony connects Gateway investment to through-running and coordinated regional rail service.
Author
Nov 23, 2021
New York State Legislature
Liam answers Assemblymember Robert Carroll’s questions about the MTA capital program at a public hearing.
Speaker
Nov 5, 2021
NYC Department of Transportation
Liam’s statement supports dedicated bus lanes on Hylan Boulevard and investment in Staten Island’s bus network.
Quoted
Oct 13, 2021
Permanent Citizens Advisory Committee to the MTA (PCAC)
Liam’s statement supports expanding affordable commuter rail fares and frequent, all-day regional service.
Quoted
Oct 5, 2021
Streetsblog NYC
Liam explains Tri-State Transportation Campaign’s analysis of New Jersey commuters affected by congestion pricing.
Quoted
Sep 14, 2021
Brooklyn Daily Eagle
Liam comments on the opening of the Brooklyn Bridge’s protected bike lane and safer travel between the boroughs.
Quoted
Sep 9, 2021
The City of New York Office of the Mayor
Liam’s statement supports round-the-clock school-zone speed cameras in a City Hall announcement about traffic safety.
Quoted
Aug 1, 2021
2nd Ave. Sagas
The article cites Liam’s public commentary on MTA leadership and the Empire Station Complex proposal.
Quoted
Jul 27, 2021
Long Island City Post
Liam is quoted on returning road traffic and the need to rebuild transit ridership after the pandemic.
Quoted
Jul 15, 2021
CBS New York
Liam is quoted on induced traffic and the conflict between highway widening and congestion pricing.
Quoted
Jul 15, 2021
Brooklyn Paper
The article quotes Liam’s objections to highway widening and his call to prioritize transit.
Quoted
May 23, 2021
New York State Legislature
The Senate release names Liam as a participant in the press conference calling for public review of the Empire Station Complex proposal.
Contributor
Apr 8, 2021
Fox Business
Liam is quoted calling for a broader transportation plan before Penn Station expansion proceeds.
Quoted
Mar 16, 2021
amNY
Liam is quoted on the urgency of bus improvements as New York’s traffic returns.
Quoted
Nov 19, 2020
Regional Plan Association
Liam’s statement supports improvements to New Jersey’s bus network for essential workers.
Quoted
Aug 18, 2020
Streetsblog NYC
Liam is quoted calling for the reopening of the Lincoln Tunnel’s exclusive bus lane.
Quoted
Jun 25, 2020
New York League of Conservation Voters
Liam’s statement supports legalizing e-bikes and e-scooters as alternatives to driving.
Quoted
Apr 20, 2020
The Hartford Courant
Liam and Lauren Bailey argue for transportation investment during the coronavirus crisis.
Co-author
Aug 10, 2019
Providence Journal
Liam’s letter argues against the proposed redevelopment project in Newport’s North End.
Author
Aug 7, 2019
WBAI 99.5 FM
Liam discusses the 14th Street Busway in a WBAI radio interview.
Interviewee
Aug 7, 2019
City & State NY
Liam is quoted on federal transportation funding and the challenges of implementing congestion pricing.
Quoted
Oct 23, 2018
Gotham Gazette
Liam is quoted in a review of proposals to improve transportation in New York.
Quoted
Oct 16, 2018
NYC Office of the Comptroller
Liam’s statement supports the Freedom Ticket proposal to make commuter rail more accessible to city residents.
Quoted
Jul 18, 2018
NJ Spotlight News
The article features the NJ Transit governance report co-authored by Liam and Janna Chernetz.
Research cited
Jul 6, 2017
Greater City Providence
Liam argues for investment in modern transportation infrastructure to support Rhode Island’s economy.
Author
Jul 5, 2017
GoLocal Prov
Liam argues for frequent local rail service that better connects Rhode Island residents to jobs and services.
Author
Jul 14, 2016
What’s Up Newp
Liam’s op-ed proposes a transit-based response to Newport’s traffic and parking problems.
Author
Jul 15, 2015
NBC New York
Liam is interviewed about NJ Transit’s approved fare increase.
Interviewee