Rephonic
Artwork for Green Signals
HS2
Network Rail
Great British Railways
Department For Transport
West Coast Main Line
Northern Powerhouse Rail
Railways Bill
Transport Select Committee
Eurostar
Heidi Alexander
Transport For Wales
Virgin Trains
Great Western Railway
South Western Railway
Jacobite Steam Train
Office Of Rail and Road
ASLEF
Northern Rail
LNER
UK Railways

Green Signals is a show about railways - its politics, its economics, its people and history. We turn over the issues of the day and talk to the people making the decisions that affect all our lives. We also dig into many of the amazing events in the history of an industry that spans nearly 200 years. Nigel Harris (former Managing Editor and Events Director of the leading industry and opinion form... more

PublishesTwice weeklyEpisodes237Founded3 years ago
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Artwork for Green Signals

Latest Episodes

East Midlands Railway is in crisis. Unreliable trains trigger a short-notice emergency timetable.

Andy Burnham becomes PM – what does it mean for rail and devolution?

And RAIB releases its initial findings into the fatal level crossing collision at... more

The Rother Valley Railway is a remarkable project to restore a missing 3.5 mile link to reconnect the Kent & East Sussex Railway with the London – Hastings main line at Robertsbridge. When it’s complete, this 14 mile long railway will take visitors t... more

Andy Burnham will be our next Prime Minister. But is theremoney for his rail promises?

The Railways Bill starts its passage through the Lords – andRichard is underwhelmed!

And Eurostar is said to have changed its new train order tobe able to cope w... more

YouTube

When I was offered the opportunity to go behind the scenes on a Belle Trains luxury steam train holiday headed to the Alps, I jumped at the chance.

Getting up close and personal with some huge steam locomotives, experiencing an abundance of delicio... more

Key Facts

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Recent Guests

Paul Molyneux-Berry
University of Huddersfield researcher
University of Huddersfield
Episode: 143. Why does heat wreak havoc with the railway? And what can we do about it?
Ian Yeohut
Managing Director, Alliance Rail
Alliance Rail
Episode: 142. Bedford Train Crash Latest – What we know… And what we don’t.
Will Rogers
Managing Director, EMR
EMR
Episode: 142. Bedford Train Crash Latest – What we know… And what we don’t.
Nigel Graslie
Sir Nigel Graslie, railway engineer
Legacy of Nigel Graslie (Gresley connections)
Episode: 142. Bedford Train Crash Latest – What we know… And what we don’t.
Malcolm Holmes
General Manager, Great Central Railway
Great Central Railway
Episode: Reunifying the Great Central - Europe’s only main line double track heritage railway
Tom Ingle
Project volunteer leading the fundraising effort
Great Central Railway reunification project
Episode: Reunifying the Great Central - Europe’s only main line double track heritage railway
Tim Shoveler
Chairman of Heavy Haul Rail
Heavy Haul Rail
Episode: We ride a Class 70 to Boulby - Rare track, freight only, semaphore signals. Wow!
Tom Cairns
Founder of RealTimeTrains
RealTimeTrains
Episode: 141. Is the Government’s Rail Reform failing? And how do we fix it?
Tim Bentley
Managing Director
Wabtec UK
Episode: Real people doing real engineering - at Wabtec UK

Hosts

Nigel Harris
Host of Green Signals; rail industry commentator with long-standing involvement in rail policy and operations
Richard Bowker
Co-host; former rail industry leader and chair/CEO roles, brings strategic and governance perspectives

Reviews

4.9 out of 5 stars from 170 ratings
  • Please turn up the volume

    Great podcast mixing business and a bit of gricing (more of the former for me please). But it’s so so quiet and almost impossible to hear when walking through London. Please adjust the volume

    Apple Podcasts
    4
    Simon P…
    United Kingdom2 months ago
  • Awesome …

    Knowledgeable rail experts covering a wide range of topics.

    For me a ‚Must‘ to listen to every week.

    Apple Podcasts
    5
    WorldTravellerCH
    Germany2 years ago
  • Just an everyday passenger …

    … and accidentally just stumbled upon this podcast but really helps me understand the complexity behind getting me to work and back home again at night.

    Apple Podcasts
    5
    Soehbcziueb
    United Kingdom2 years ago
  • One of the best and informative podcasts out there

    This podcast has given me a greater understanding of how the railway system works, the complexities of having the government involved, the ticket issuance and the rolling stock all delivered by two candid men who should be running the country.

    Apple Podcasts
    5
    TBrassey
    United Kingdom3 years ago
  • Hosts that know their subject but are not too proud to invite experts to assist them in the stories related to the railway of today.

    Podcast Addict
    5
    ach
    3 years ago

Listeners Say

Key themes from listener reviews, highlighting what works and what could be improved about the show.

Candid discussions with hosts and guests offer clear perspectives on government decisions and rail policy.
The show helps ordinary passengers understand the complexities behind getting to work and back home.
Rail experts provide deep insights across a broad range of topics.

Chart Rankings

How this podcast ranks in the Apple Podcasts, Spotify and YouTube charts.

Talking Points

Recent interactions between the hosts and their guests.

141. Is the Government’s Rail Reform failing? And how do we fix it?
Q: Is rail reform really working or is it failing?
The hosts suggest that while some changes are visible (like newly released arterial trains), there are still deep structural issues and cost pressures that may undermine the promised benefits, making the reform feel more iterative than transformative.
Running an integrated railway - South Western Railway MD Lawrence Bowman interview
Q: What are the biggest challenges you're anticipating in delivering the timetable refresh and fleet modernization?
Bowman discusses the need for stakeholder engagement, funding constraints, the necessity of a clear business case, and the ongoing work to build a reliable, scalable timetable.
Running an integrated railway - South Western Railway MD Lawrence Bowman interview
Q: You started at South West Trains and now you find yourself back here again. Can you give us an overview of your time in the railway?
Bowman outlines his career progression across multiple operators, culminating in leading SWR and Network Rail Wessex, and explains how frontline leadership and infrastructure experience informed his approach to running an integrated railway.
Running the world’s largest integrated transport system – in conversation with Andy Lord
Q: What role does the Elizabeth Line play in enabling Crossrail 2 and broader capacity upgrades for London?
Andy highlights how Elizabeth Line demonstrates the value of new infrastructure for capacity, growth, and regional development, and explains how future projects like Crossrail 2 are framed around freeing capacity and delivering economic benefits across London and the wider region.
Running the world’s largest integrated transport system – in conversation with Andy Lord
Q: Has TfL recovered from the pandemic, and what does the current ridership look like?
He notes a sharp post-pandemic rebound with ridership back to roughly 90-92% of pre-pandemic levels overall, while some modes like buses show variability; the Elizabeth Line has been a standout success, with continuing growth and economic benefits.

Audience Metrics

Listeners, social reach, demographics and more for this podcast.

Listeners per Episode
Gender Skew
Location
Interests
Professions
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Household Income
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Frequently Asked Questions About Green Signals

What is Green Signals about and what kind of topics does it cover?

A probing, policy-forward rail show that intercuts high-stakes industry debates with technical and historical context. Across recent episodes, conversations frequently center on governance, public ownership vs private operation, large-scale modernization efforts (including GBR, HS2, and integrated timetables), as well as the application of AI and data to safety, maintenance, and customer experience. Guests span regulators, operators, engineers, researchers, and policymakers, which yields a rich mix of candid industry analysis, practical case studies, and bold takes on future rail strategy. A standout trait is the willingness to challenge official narratives, compare reforms across time, and spotlight both heritage and innovation in rail.

L... more

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1. The General & The Journalist
2. The Rest Is Money
3. IFS Zooms In: The Economy
4. How To Win An Election
5. Page 94: The Private Eye Podcast

How many episodes of Green Signals are there?

Green Signals launched 3 years ago and published 237 episodes to date. You can find more information about this podcast including rankings, audience demographics and engagement in our podcast database.

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What guests have appeared on Green Signals?

Recent guests on Green Signals include:

1. Paul Molyneux-Berry
2. Ian Yeohut
3. Will Rogers
4. Nigel Graslie
5. Malcolm Holmes
6. Tom Ingle
7. Tim Shoveler
8. Tom Cairns

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