Photo of Katie Riley
Katie Riley

Data and Graphics Editor

Katie is the head of data and graphics at The Observer. While at Tortoise, she led the team of reporters, developers and designers that worked on the award-winning Westminster Accounts project. Previously, she worked at the Wall Street Journal in New York, the Financial Times in London, and the Atlantic in Washington, DC. She’s originally from Chicago, Illinois.

Photo of Katie Riley

Katie Riley

Data and Graphics Editor

Katie is the head of data and graphics at The Observer. While at Tortoise, she led the team of reporters, developers and designers that worked on the award-winning Westminster Accounts project. Previously, she worked at the Wall Street Journal in New York, the Financial Times in London, and the Atlantic in Washington, DC. She’s originally from Chicago, Illinois.

  • Katie Riley
    Yes, today’s jobs market is tough for graduates – but AI is not to blame

    Figures show that while competition is tight, it’s the economy not tech that is the cause

    Sun, 28 Sept 2025

  • Katie Riley
    Sudan’s civil war: reports of mass killings

    Will there be any voter suppression in Tuesday's US elections? Why did a British university prevent one of its academics from researching human rights abuses in China? Are Sudan's rebels using British-made equipment on the  battlefield?   Giles Whittell is joined by The Observer's Data and Graphics editor, Katie Riley, Senior Audio Producer Katie Gunning, and Senior Researcher Serena Cesareo as they pitch their top stories of the day   Must Reads: She Was Ready To Have Her 15th Child. Then The Felony Charges Began. The Great Ghosting Paradox The Cocaine Kingpin Living It Large In Dubai Assata Shakur Obituary   **We want to hear what you think! Email us at: newsmeeting@observer.co.uk  Follow us on Social Media:  @ObserverUK on X  @theobserveruk on Instagram and TikTok @theobserveruk.bsky.social‬ on bluesky    Host: Giles Whitell   Producer: Poppy Bullard   Executive Producer: Jasper Corbett   To find out more about The Observer:   Subscribe to TheObserver+ on Apple Podcasts for early access and ad-free content Head to our website observer.co.uk  Download the Tortoise app – for a listening experience curated by our journalists  

    34 min • S1, E284

  • Katie Riley
    Behind closed doors: Lords decide their interests need less scrutiny

    Sun, 17 Aug 2025

  • Katie Riley
    The deadly police raid in Brazil

    What do we do with the knowledge that climate change made Hurricane Melissa worse? Why was there such a deadly police raid in Brazil? And why isn't hospice care treated as an essential part of healthcare?  Rebecca Moore is joined by The Observer's Data and Graphics editor, Katie Riley, and reporters James Tapper and Rachael Healy, as they pitch their top stories of the day. Must Reads: Some People Can't See Mental Images Political Beliefs Dating App Experiment Premiere League **We want to hear what you think! Email us at: newsmeeting@observer.co.uk  Follow us on Social Media:  @ObserverUK on X  @theobserveruk on Instagram and TikTok @theobserveruk.bsky.social‬ on bluesky  Host: Rebecca Moore Producer: Amalie Sortland Executive Producer: Matt Russel

    37 min • S1, E283

  • Katie Riley
    A new dotcom bubble? AI hype has yet to translate into profits

    The top two tech firms are worth twice the rest of the FTSE 100 combined but valuations haven’t turned into revenues

    Sun, 3 Aug 2025

  • Katie Riley
    Graduates vs. AI

    A wave of new graduates has taken to social media to complain that entry-level roles are disappearing as AI takes over. The Observer's team analysed the data.   Host: Claudia Williams Writer & Producer: Amalie Sortland Episode Photography: Joe Mee Executive producer: Rebecca Moore

    9 min • S1, E1210

  • Katie Riley
    The Lords’ work: what is Tortoise’s Peer Review?

    A quarter of the members of the UK’s House of Lords do two-thirds of the work, Tortoise has found

    Wed, 20 Nov 2024

  • Katie Riley
    Will Trump’s Gaza deal lead to lasting peace in the Middle East?

    Why has Donald Trump sent hundreds of National Guards to Illinois? Should the UK look to France when it comes to tackling the far-right? Will the US-backed plan for peace in Gaza work? Rebecca Moore is joined by The Observer's Katie Riley and Poppy Bullard, and David Runciman, Honorary Professor of Politics at Cambridge University and host of the Past Present Future podcast as they pitch their top story of the day. **We want to hear what you think! Email us at: newsmeeting@observer.co.uk  Follow us on Social Media:  @ObserverUK on X  @theobserveruk on Instagram and TikTok @theobserveruk.bsky.social‬ on bluesky    Host: Rebecca Moore   Producer: Casey Magloire Executive Producer: Jasper Corbett To find out more about The Observer: Subscribe to TheObserver+ on Apple Podcasts for early access and ad-free content Head to our website observer.co.uk  Download the Tortoise app – for a listening experience curated by our journalists  

    34 min • S1, E276

  • Katie Riley
    Letting the light in

    The fact that all of this data was already public meant that collating it all couldn’t be that hard, right? Wrong. Very wrong

    Sun, 8 Jan 2023

  • Katie Riley
    The Zelensky - Trump meeting

    Will Zelensky find any success with Trump, in the wake of the Alaska Summit? What does the militarisation of Washington DC tell us about America's political direction? And why are MPs making TikToks?  Rebecca Moore is joined by the Financial Times' Working It Editor Isabel Berwick, Plus The  Observer's Katie Riley and Stephen Armstrong, as each try to pitch the top story of the day.

    31 min • S1, E261

  • Katie Riley
    Why is Donald Trump targeting Brazil?

    Are male novelists a dying breed? Can women trust apps with their personal data? Are tariffs the only way Donald Trump knows how to do diplomacy? Giles Whittell is joined by The Observer's Home Affairs Editor John Simpson, Head of Data and Graphics Katie Riley and Consulting Editor for Comment, Erica Wagner.   

    33 min • S1, E256

  • Katie Riley
    Why Israel launched a new offensive on Deir al-Balah in Gaza

    Also in this episode: will plans to overhaul the water companies in England and Wales work? And why is Trump suing Rupert Murdoch?

    24 min • S1, E252

  • Katie Riley
    Have we reached peak women’s sport?

    Why are TV audiences for women’s sport falling? Was the Nato summit a victory lap for Donald Trump? And who is Zohran Mamdani, the charismatic progressive running for New York City Mayor? Giles Whittell is joined by Katie Riley, data editor at The Observer; Jessica Hayden, The Observer’s assistant sports editor and author of The Red Roses: Behind the Scenes with the England Women’s Rugby Team; and Ivo Daalder, former US ambassador to Nato and foreign policy advisor to President Obama. **Join us at the News Meeting Live: LIVE from the Observer Newsroom on Tuesday 29th July - with Charlene White and Kehinde Andrews Follow us on Social Media: @ObserverUK on X @theobserveruk on Instagram and TikTok @theobserveruk.bsky.social‬ on bluesky Host: Giles Whittell, deputy editor-in-chief at The Observer Producer: Poppy Bullard Executive Producer: Rebecca Moore To find out more about The Observer: Subscribe to TheObserver+ on Apple Podcasts for early access and ad-free content Head to our website observer.co.uk Download the Tortoise app – for a listening experience curated by our journalists If you want to get in touch with us directly about a story, or tell us more about the stories you want to hear about contact hello@tortoisemedia.com

    34 min • S1, E245

  • Katie Riley
    What will Keir Starmer’s closer relationship with the EU look like?

    Is youth mobility on the cards for Labour’s post-Brexit plan with Europe? Why is it so hard to record incidents of spiking? How will Labour’s immigration plan affect international students and higher education? Giles Whittell is joined by Rebecca Myers, Katie Riley and Cat Neilan, as they battle to pitch the top story of the day.

    31 min • S1, E231

  • Katie Riley
    What’s behind the allegations of insider trading following Trump’s tariff U-turn?

    A few hours before he announced a 90-day pause on tariffs, the president posted “THIS IS A GREAT TIME TO BUY!!! DJT” on social media. Why has this led to accusations he manipulated the market for his own gain? The popularity of companion AI chatbots is rapidly increasing, but what safety nets are in place to protect young people? How have Big Law firms in America reacted to Trump 2.0? Rebecca Moore is joined by Hashi Mohamad, Patricia Clarke and Katie Riley, as they battle to pitch the top story of the day.

    37 min • S1, E223

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