Hi, I’m Amitay Cohen. I’m interested in trust and how to build it — specifically, how to increase trust in closed systems, from small circles to large communities. From nations to fundamental building blocks like cells, molecules, and atoms.

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Core Principles of Trust

Interest Alignment, Predictability, Clarity, Risk-Reward, and Repeated Interaction.

Interest Alignment

How well are the players' interests aligned?

Predictability

How predictable are the players' behaviors?

Clarity

How clear are the players' intentions?

Risk-Reward

What's the balance between rewards and risks for each player?

Repeated Interaction

How frequently do players interact?

Inspirations

Structures

Zero Trust Architecture

Never assume trust—continuously verify users and devices instead.

Learn more →Cybersecurity

Market Equilibrium

The state where supply and demand are balanced.

Borders Rules

Gates that admit only trusted entities into a system.

Presumption of Innocence

Restraint as a costly signal of fairness.

Zero-Knowledge Proofs

Prove something is true without revealing how you know it.

Learn more →Cryptography

Products

X's Community Notes

Notes publish only when opposing viewpoints agree.

Learn more →Social Media

NewsGuard

Human-rated news trust scores with transparent criteria.

Learn more →Media Trust

People

Michael Levin

Biologist studying how cells cooperate to form organisms.

Ram Rachum

Solves AI safety by teaching agents cooperation and reciprocity.

Resources