Johannes Castner

My quest to make the world a measurably better place started in Hollywood via halls of Columbia University, the Federal Reserve Bank of Boston, eBay and Kingston Business School. Founder of CollectiWise, a venture focused on collective intelligence. Specialises in Capability Sensitive Design—a unique ethical framework for technology.

Is It Really Human Nature—or Are We Programmed to Conform?

Introduction Is our attraction to echo chambers simply “human nature,” or can technology channel more expansive instincts? Pundits often treat…

5 days ago

Breaking the Echo Chamber: A Blueprint for Authentic Online Deliberation

Join us on ManyFold now! Introduction: The Digital Speech Crisis A few weeks ago, I found myself catching up with…

2 weeks ago

The UK Government’s AI Playbook: Progress, Power, and Purpose

The UK Government’s AI Playbook for 2025 (UK Government, 2025) aspires to make Britain a global leader in artificial intelligence.…

4 weeks ago

From Carbon Footprints to Sensitive Data—How Diversity in Large Language Models Elevates Ethics and Performance through Collective Intelligence

Humanity has long grappled with the question of how best to combine many minds into one coherent whole—whether through bustling…

1 month ago

Toward a Habermas Machine: Philosophical Grounding and Technical Architecture

Philosophers from Socrates to Bertrand Russell have underscored that genuine agreement arises not from superficial accord but from reasoned dialogue…

2 months ago

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