Authority Signal

The signal behind what works on LinkedIn.
Every week, one finding from the Authority Index: 29,599 classified posts, 53 creators, zero guesswork.
Published weekly · Also on LinkedIn (783 subscribers)
Latest
Cognitive Load Has a Floor, Not a Peak
Findings

Cognitive Load Has a Floor, Not a Peak

Five load bands, measured within creator. The lightest loses, 10 of 49. Above it, no summit to aim for.

8 Sep 2026 · By Abed
All issues
The Band That Calls Its Shot
Findings

The Band That Calls Its Shot

A band read from the words alone. The top one lands at its creator's 91.5th percentile.

1 Sep 2026 · By Abed
The Anatomy of a LinkedIn Comment That Lands
Findings

The Anatomy of a LinkedIn Comment That Lands

Where you comment carries four times the weight of any craft feature. Then stance moves the tail.

25 Aug 2026 · By Abed
What We Got Wrong About Posting Less
Findings

What We Got Wrong About Posting Less

A correction to The Posting Paradox: within creator, heavier weeks reach further. 52 of 52.

18 Aug 2026 · By Abed
Your Archetype Is Not Your Ceiling
Findings

Your Archetype Is Not Your Ceiling

Six archetypes, one exceptional rate. The costume was never the constraint.

11 Aug 2026 · By Abed
Why the Best LinkedIn Posts Skip the CTA
Findings

Why the Best Posts Skip the CTA

No ask at all outscores every call to action. The lead-magnet close scores zero.

4 Aug 2026 · By Abed
Do LinkedIn Hooks Matter?
Findings

Do LinkedIn Hooks Matter?

Six hook formulas, tested against 29,599 posts. They add exactly zero once substance is in.

28 Jul 2026 · By Abed
The Seven Levers
Findings

The Seven Levers

We fitted a model on 13,391 posts. Seven things predict engagement, and format is the smallest.

21 Jul 2026 · By Abed
What's a Good LinkedIn Engagement Rate?
Findings

What's a Good LinkedIn Engagement Rate?

Everyone quotes "2%" with no source. Here are the real percentiles from 29,599 posts.

8 Jul 2026 · By Abed
The Word-Count Myth
Findings

The Word-Count Myth

Short posts win. Long posts win. Across the Index, length is a rounding error.

24 Jun 2026 · By Abed
Inspire Is Underpriced
Findings

Inspire Is Underpriced

The most-used intent isn't the best-performing one. That gap is money on the floor.

10 Jun 2026 · By Abed
The Posting Paradox
Findings

The Posting Paradox

Posting once or twice a week out-earns six-plus, per post. The streak isn't the strategy.

20 May 2026 · By Abed
The Format Tax
Findings

The Format Tax

Image posts average 2.5x text-only. The format does work the writing gets credit for.

6 May 2026 · By Abed
How We Chose the 53 Creators
Foundations

How We Chose the 53 Creators

The sample behind the numbers: chosen for performance, range, and focus.

29 Apr 2026 · By Abed
How We Built the Index
Foundations

How We Built the Index

Collect, classify, score, benchmark. The pipeline behind 29,599 posts.

22 Apr 2026 · By Abed
What Is the Authority Index?
Foundations

What Is the Authority Index?

The database behind every Authority Lab analysis, in one page.

15 Apr 2026 · By Abed
Why I Built Authority Lab
Foundations

Why I Built Authority Lab

I got tired of guessing what works on LinkedIn. So I checked.

8 Apr 2026 · By Abed
Authority Lab · Authority Signal · Built on the Authority Index