What innovative tools and techniques are shaping the future of data journalism? Join us for a special Lightning Round webinar with the 10 winners of the 2025 Sigma Awards, celebrating some of the world’s best data-driven investigations.
This webinar will be held on Tuesday, June 3, 2025. Register for the webinar here.
In this fast-paced session, winning teams will each have five minutes to share key insights from their reporting process — from their favorite tools to innovative methods that helped uncover complex stories. Moderated by journalist and newsroom leader Gina Chua, the session offers a unique, behind-the-scenes look at the workflows powering award-winning journalism.
The 2025 Sigma Awards winners featured groundbreaking investigations from around the globe. The full list of winners is the following, separated into the two submission categories:
Project (7 winners)
- 40 Acres and a Lie — Center for Public Integrity, Reveal, Mother Jones (US)
- Buildings Wrapped in Solid Gasoline — Reuters (Spain)
- Carousel of Emotions — Texty.org.ua (Ukraine)
- Terranexus Durán: Las Conexiones Detrás del Rráfico de Rierras en la Bodega de la Droga de Ecuador (Terranexus Durán: The Connections Behind Land Trafficking in Ecuador’s Drug Warehouse) — Unidad de Investigación Tierra de Nadie, CONNECTAS (Ecuador)
- The Price of Bakhmut. Staggering Toll of Russia’s Bloodiest Battle Since WW2 and Wagner’s Inmates Recruited to Fight It — Mediazona, BBC News Russian (Russia)
- Under the Surface. 300 Contaminants in our Groundwater — Le Monde, DATADISTA, De Staandard, Facta, Dagbladet Information, Reporters United, Arena for Journalism in Europe, Journalism Fund (France)
- Votar Entre Balas — Data Cívica, Animal Politico, México Evalúa, (Mexico)
Portfolio (3 winners)
- [Last Story — independent Palestinian media]
الإعلامية الفلسطينية المستقلة (Palestinian Territories): Entry 1, Entry 2, Entry 3, Entry 4, Entry 5 - Salud con Lupa (Peru): Entry 1, Entry 2, Entry 3, Entry 4, Entry 5
- South China Morning Post (Hong Kong): Entry 1, Entry 2, Entry 3, Entry 4, Entry 5
Whether you’re an investigative journalist, data reporter, or just curious about how the best in the field work, this session is packed with practical tips and inspiration.
Watch our Twitter feed @gijn and newsletter for details on future events.
Date: Tuesday, 3 June 2025
Time: 09:00 AM EDT – What time is it in my city?
