Data, computations, and investigations.

I’m Christo, an award-winning programmer and investigative journalist based in Vienna. My expertise lies in developing tools and methods for data-driven investigations. I primarily focus on documentation of human rights violations, AI and the datafied society, disinformation, and the construction of datasets. My work involved devising innovative methodologies and developing software to conduct investigations. For additional information and ways to reach out to me, please visit the About page.

Selected Work:

Summary

Title
LAION-5B
Tagline
Investigating LAION-5B, a foundation dataset containing 5.8 billion image and text pairs.
LAION-5B
Topics
Investigation
AI
Dataset
Collaborators
Jer Thorp, Knowing Machines, Der SPIEGEL, Paper Trail Media
Released

Summary

Title
Built to Last
Tagline
Thousands of satellite images reveal a vast infrastructure for detention and incarceration.
Built to Last
Topics
Investigation
Human Rights
Collaborators
Alison Killing, Megha Rajagopalan, Buzzfeed News
Released

Summary

Title
Storykillers: Team Jorge
Tagline
Inside the disinformation-for-hire industry.
Storykillers: Team Jorge
Topics
Investigation
Collaborators
Forbidden Stories, Der SPIEGEL, Paper Trail Media, Der Standard, Le Monde, The Guardian
Released

Summary

Title
Data Scores
Tagline
Map the uses of data analytics and algorithms in public services in the UK.
Data Scores
Topics
Tools & Methods
Collaborators
Lina Dencik, Arne Hintz, Joanna Redden, Harry Warne, Olivia Solis, Data Justice Lab
Released

Summary

Title
Syrian Archive
Tagline
Preserve documentation of human rights violations committed by all parties to conflict in Syria.
Syrian Archive
Topics
Human Rights
Collaborators
Mnemonic

Summary

Title
Vulkan Files
Tagline
Revealing Putin’s global and domestic cyberwarfare tactics.
Vulkan Files
Topics
Investigation
Collaborators
Der SPIEGEL, Paper Trail Media, Der Standard, Tamedia, Le Monde, SZ
Released

Summary

Title
Sugarcube
Tagline
Monoidal data pipelines for human rights documentation.
Sugarcube
Topics
Tools & Methods
Human Rights
Released