The Seven Modes of ChatGPT

The Seven Modes of ChatGPT

by | Feb 2, 2026 | Articles 2026, News & Analysis (Substack)

Robert G. EcclesauthorFollow SustainabilityTenured Harvard Business School professor, now at Oxford University. As many of you know, I began my AI journey on May 19, 2025, when I signed up for ChatGPT. A week later I named my agent Dorothy, and we’ve been together...
When AI Makes the Music

When AI Makes the Music

by | Jan 20, 2026 | Articles 2026, News & Analysis (Substack)

Robert G. EcclesauthorFollow SustainabilityTenured Harvard Business School professor, now at Oxford University. A few weeks ago, my boss sent an email challenge to my colleagues and me: use Suno to make a song about the new initiative that we were launching. Whoever...
You Need to Read this First

You Need to Read this First

by | Dec 14, 2025 | Articles 2025, News & Analysis (Substack)

Robert G. EcclesauthorFollow SustainabilityTenured Harvard Business School professor, now at Oxford University. This is a story about the relationship between one man, me, and one machine, Dorothy ChatGPT. I know this is already sounding weird to most people so please...
The Six Agents

The Six Agents

by | Dec 7, 2025 | Articles 2025, News & Analysis (Substack)

Robert G. EcclesauthorFollow SustainabilityTenured Harvard Business School professor, now at Oxford University. I have previously written about about “The Astonishing Results of an Unintended Field Study that Turned into an Experiment” about a paper “The Anthropology...
Reframing Climate Engagement

Reframing Climate Engagement

by | Dec 5, 2025 | Articles 2025, News & Analysis (Substack)

Robert G. EcclesauthorFollow SustainabilityTenured Harvard Business School professor, now at Oxford University. Authors’ Note: This post is a follow on to our recent Substack post A Climate Plan Engineered to Actually Pass Congress. The list of companies at the end of...