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500 million+ members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

Sign Up | LinkedIn

500 million+ members | Manage your professional identity. Build and engage with your professional network. Access knowledge, insights and opportunities.

Nobody knows how the whole system works

One of the surprising (at least to me) consequences of the fall of Twitter is the rise of LinkedIn as a social media site. I saw some interesting posts I wanted to call attention to: First, Simon W…

LinkedIn has over 675 Million Members. Want to know what LinkedIn User Number you are? They don't make it easy, but you can do it - here's how: Go to to your profile page, then choose "view… | Chris Fralic | 34 comments

LinkedIn has over 675 Million Members. Want to know what LinkedIn User Number you are? They don't make it easy, but you can do it - here's how: Go to to your profile page, then choose "view source" from your browser, then search for "member:" and you'll see a number appear - that's it. | 34 comments on LinkedIn

Why the next professional network will look nothing like LinkedIn

As LinkedIn unbundles, SaaS companies emerge as leaders of the new professional networks

Cohort — A New Professional Social Graph

“Professional? Social? Isn’t that what LinkedIn is for!” Nope.

How to beat LinkedIn: The Game

A strategy guide for using a semi-pointless social network in all the wrong ways.

I Verified My LinkedIn Identity. Here's What I Actually Handed Over.

I wanted a blue badge on LinkedIn. To get it, I gave a US company my passport, my face, and my biometric data. Then I read the fine print.

Sifa · Portable professional identity on the open web

Replace your LinkedIn URL with a portable profile that gathers the work you already publish across the open web. EU-hosted. Free. No lock-in.

Sifa · Portable professional identity on the open web

Replace your LinkedIn URL with a portable profile that gathers the work you already publish across the open web. EU-hosted. Free. No lock-in.

Sifa · Portable professional identity on the open web

Replace your LinkedIn URL with a portable profile that gathers the work you already publish across the open web. EU-hosted. Free. No lock-in.

Sifa · Portable professional identity on the open web

Replace your LinkedIn URL with a portable profile that gathers the work you already publish across the open web. EU-hosted. Free. No lock-in.

LinkedIn | Acquired Podcast

Ben and David cover the 3-day-old acquisition of LinkedIn by Microsoft for $26.2 billion. They cover LinkedIn's founding story by Reid Hoffman, break down their core businesses, analyze recent stock behavior, and speculate on the future of the company inside Microsoft. The big question - were they worth the price tag?

Your intellectual fly is open | The Observation Deck

Note: This was originally published as a LinkedIn post on November 11, 2025. I need to make a painful confession: somehow, LinkedIn has become an important social network to me. This isn’t necessarily due to LinkedIn’s sparkling competence, of course. To the contrary, LinkedIn is the Gerald Ford of social networks: the normal one that was left standing as the Richard Nixons and the Spiro Agnews of social media imploded around them. As with Gerald Ford, with LinkedIn we know that we’re getting something a bit clumsy and boring, but (as with post-Watergate America!), we’re also getting something that isn’t totally crooked — and that’s actually a bit of a relief.