The Role of the United States in Foreign Affairs

by Martin HoossPolitics & LibertyAug 16, 2024

In my last Substack post, I opposed former President George W. Bush’s idea of invading other countries in order to “spread democracy.” In this post, I’ll explain why this is not a valid justification, and what is.

On Solid Ground

On Solid Ground is the hub for content from OSI fellows and affiliates, along with announcements about OSI’s programs and events. Here, you’ll find links to our team’s articles, videos, and other materials published across various platforms. And you’ll discover opportunities to support and engage with our global community.

Latest Blog Posts

Zachary Porcu and Craig Biddle on the Foundations of Knowledge

by Craig BiddlePhilosophy

Dec 23, 2025

Craig had a thoughtful discussion with Zachary Porcu on the source and nature of knowledge.

Michael Huemer and Craig Biddle Discuss Ethical Intuitionism and Rational Egoism

by Craig BiddlePhilosophy

Dec 23, 2025

Craig recently spoke with philosopher Michael Huemer about the nature and foundations of ethics.

Sunrise on the Reaping and the Causality Confusion

by Angelica WerthArt & Culture

Dec 15, 2025

Angel dives into the ideas behind Sunrise on the Reaping and why philosophy isn’t just for books.

What Even Is Cancel Culture?

by Kiyah WillisPolitics & Liberty

Dec 15, 2025

Kiyah looks at how a tool once used to call out bad behavior got twisted into a shield—protecting harmful ideologies under the banner of “free speech.”