What are Bloom filters?

A tale of code, dinner, and a favour with unexpected consequences.

Genesis

“So how do you know whether someone’s read a post already?” asks Sarah, Medium’s legal counsel. We’re at dinner…

Renewing Medium’s focus

We’ve decided to make some major changes at Medium.

I’ll start with the hard part: As of today, we are reducing our team by about one third — eliminating 50 jobs, mostly in sales, support, and other business functions. We are also changing our business model to…

Tips and Tricks for Medium Writers

Make the best out of Medium as a writer with these hints

Introducing The Medium Writers Challenge

Featuring judges Natalie Portman, Roxane Gay, Saeed Jones…

The Story Behind Medium’s New Logo [2015]

*Medium has since updated their branding. The latest guidelines are here.

Ever since Medium first launched in beta three years ago, we have sported a logo that is a big, bold, black-and-white slab-serif M, from the font Stag.

Taking Medium to the Next Level

Two years ago, we opened up Medium for anyone to write. It was a new, well-lit place for an old idea: letting people share their stories, their ideas, their unique perspectives.

Medium is not a publishing tool

Twelve years ago, I was heading Blogger at Google and frustrated we kept losing users to our competitors, like Movable Type from Six Apart. A common phenomenon at the time was that people would start blogging on Blogger — because it was free, popular, and easy to set up —…

New Partner Program incentives focus on high-quality human writing

Changes are coming in August to…

The Medium Model

How we are building a system for high-quality publishing at scale

In “The rationalization of publishing,” I argued that subscriptions for publishing on a wide scale are inevitable — and that’s a good thing. Now I will describe…

Why we’ve suspended some Partner Program accounts this week

Addressing response spam and abuse to make…