Ryan Feigenbaum

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Hi, I'm Ryan Feigenbaum

I'm a philosopher-turned-coder here to help you build weird and wonderful things on the internet.

Usually, as a Developer Advocate at GrowthBook, with feature flags and A/B testing.

And always with my dog, Mel.

Get the newsletter for writings at the intersection of code, design, and philosophy.

Ryan and Melodie, forever

Articles

Problems are the solution

23 tracks / 1 hr 23 min

Hot Blooded

New Constellations

0:00 2:33

Make Sharing Seamless with This Customizable Share Button

Simplify the sharing process with this all-in-one share button, a custom web component that makes it easy for you and your readers to send content all over the internet.
Read Jan 04, 2024 / Projects
Old computer painting

Reading List

Tracing the thoughts of a large language model \ Anthropic

Anthropic's latest interpretability research: a new microscope to understand Claude's internal mechanisms

anthropic.com / Mar 28, 2025

How to write exceptional documentation

Writing high-quality developer documentation is a challenging task. This is my personal approach to crafting holistic, comprehensive documentation.

chrisnicholas.dev / Mar 18, 2025

Community managers in action: Leading a developer community for good

GitHub’s Digital Public Goods Open Source Community Manager Program just wrapped up a second successful year, helping Community Managers gain experience in using open source for good.

github.blog / Mar 1, 2025

Just Some Tips Anyone Can Use to Level Up Their Design Game

Below is a cleaned up transcript of a talk I recently gave at work to an audience of mostly developers. I used Claude (Opus) to clean up the transcript and have edited out some sections due to discussions of our internal systems. Hello, everybody. Welcome to the very succinctly titled,

birchtree.me / Apr 22, 2024

On medium-sized questions in neuroscience

Featuring sensory substitution, fading percepts, and hyperacuity

open.substack.com / Nov 6, 2023

Why Kant Wouldn't Fear ChatGPT-4 | Time

A key aspect of how we think separates us from even the most advanced AI

time.com / Sep 3, 2023

Articles

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