Charles Berret

[ 02 / writing ]

Writing & investigations

A book, data investigations, and peer-reviewed research — on cryptography, data practice, and the systems that move information.

2026

Cryptographic Amnesia

MIT Press

A cultural history of cryptography — from wartime instrument to civil-liberties cause to the ambient infrastructure no one thinks about.

2026

How Much Is a Verification Worth?

Enigma

What a single identity verification is actually worth, costed from the data.

2026

America's Most-Sued Companies Don't Exist

Enigma

Surfaced 8,747 federal mass-defendant cases from the RECAP archive to show how mass-litigation targets businesses that don't really exist.

2026

Anatomy of a Shell Company

Enigma

What a shell company actually looks like — and how shared addresses, agents, and officers expose the networks behind them.

2026

Wyoming's Corporate Boom

Enigma

The state structures that make anonymous business ownership a paid feature.

2026

No Branches, No Verification, No Problem

Enigma

How a Colorado licensing carve-out concentrated more than half of all crypto-named money-service-business registrants in a single state.

2026

Enigma Government Archive

Enigma

Launch of the Enigma Government Archive — 1,000+ validated public datasets; owned the launch content stack end to end.

2025

The Geography of Corporate America

Enigma

A jurisdictional map of where corporate America incorporates, and why.

2025

Fonts

Web Almanac · HTTP Archive

The annual state of web typography, measured across millions of sites.

2024

Iceberg Sensemaking: A Process Model for Critical Data Analysis and Visualization

IEEE Transactions on Visualization and Computer Graphics (IEEE VIS)

A process model for the hidden, below-the-waterline work of critical data analysis, reframed through an interpretivist lens.

2024

The Drawbridge Model of Cryptographic Communication

OSF
2023

Dirty Data in the Newsroom: Comparing Data Preparation in Journalism and Data Science

ACM CHI · Best Paper Honorable Mention

An ethnography of how journalists and data scientists actually clean data.

2020

Table Scraps: An Actionable Framework for Multi-Table Data Wrangling from an Artifact Study of Computational Journalism

IEEE Transactions on Visualization and Computer Graphics
2019

Knowing Together: An Experiment in Collaborative Photogrammetry

Leonardo · ACM SIGGRAPH Art Gallery

A collaborative 3D-imaging experiment in capturing people, together.

2019

The Cultural Contradictions of Cryptography

Columbia University
2017

Walter Benjamin and the Question of Print in Media History

Journal of Communication Inquiry
2017

Newsrooms Are Making Leaking Easier — and More Secure — Than Ever

Columbia Journalism Review
2016

Guide to SecureDrop: An Emerging Platform for Secure and Anonymous Communication in Newsrooms

Tow Center for Digital Journalism

The first published study of the SecureDrop whistleblowing platform.

2016

Teaching Data and Computational Journalism

Knight Foundation

A curriculum report that shaped data-journalism programs at 116 schools.

2016

A Crucial Skill That Most J-Schools Aren't Teaching

Columbia Journalism Review
2014

A Brief Introduction to Impact: 'The Meme Font'

Journal of Visual Culture
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