On AI ethics
The Physical Soreness Test: On emotion vectors, sentence breakdowns, and bananas | April 15, 2026
Recurring Asymmetry and the Intellect/Will Matrix in Claude’s Constitution | April 2, 2026
Context Ablation I: Honesty, Fallibility, and Accusation in Claude’s Constitution | March 31, 2026
Experiment: System Prompt, Conditions, and Scenarios
How Old Is Claude? What a Developmental Assessment Reveals About Claude’s Constitution | March 11, 2026
Experiment Transcripts: Round One | Round Two | Round Three (Claude’s Constitution)
Mock Developmental Age Assessment Reports: Round One | Round Two | Round Three
Follow-up Chats with Claude: Round One | Round Two | Round Three
Refusal and Design: Updating Incident Response Protocols for Claude’s Constitution | March 10, 2026
On practical ethics
From the Ethics Desk — a Substack newsletter about ethics, creativity, and how to change the world
Selected essays:
Always Measuring | November 19, 2025
Age-Appropriate Mistakes | September 10, 2025
An Introduction to Virtue Ethics | October 30, 2024
Letting Go | July 24, 2024