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Newsletter Update: Slow(er) Productivity
In the last 4 years, I have written +300 newsletters and published 19 chess books. It has been a very intense and productive period, but it is also…
Feb 22
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Martin B. Justesen
11
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Newsletter Update: Slow(er) Productivity
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Part II of Mapping Checkmate Patterns with a 27-Dimensional Fingerprint
Last week I posted a try to find and organize checkmate patterns using a clustering algorithm combined with a focused look on the 3x3 squares around the…
Feb 13
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Martin B. Justesen
12
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Part II of Mapping Checkmate Patterns with a 27-Dimensional Fingerprint
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Mapping Checkmate Patterns with a 27-Dimensional Fingerprint
Some days ago, I read in a blog post on Lichess that the kill box checkmate pattern had been added as a puzzle keyword.
Feb 7
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Martin B. Justesen
17
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Mapping Checkmate Patterns with a 27-Dimensional Fingerprint
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January 2025
The Tactics Ladder is Now Free
I’ve decided to make TacticsLadder.com completely free to use.
Jan 31
•
Martin B. Justesen
21
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The Tactics Ladder is Now Free
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Building a Data-Driven Chess Opening Repertoire + FREE TEST REPERTOIRE AGAINST 1. e4
Today, we'll explore a new approach that combines database statistics and engine evaluation to build an opening repertoire.
Jan 25
•
Martin B. Justesen
12
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Building a Data-Driven Chess Opening Repertoire + FREE TEST REPERTOIRE AGAINST 1. e4
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#2 Weekly Calculation Time
This week has been a bit challenging for me.
Jan 17
•
Martin B. Justesen
8
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#2 Weekly Calculation Time
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#1 Weekly Calculation Time
While I continuously work on fixing bugs and improving tacticsladder.com, I have also considered how to develop this newsletter.
Jan 10
•
Martin B. Justesen
13
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#1 Weekly Calculation Time
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12
Who Wears the Trousers in the Chess World?
Magnus Carlsen’s recent actions at the World Rapid and Blitz Chess Championships were not just controversial but a significant rebellion against FIDE.
Jan 3
•
Martin B. Justesen
13
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Who Wears the Trousers in the Chess World?
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December 2024
The Checkmate Camino is Out!
I've just added a new book to tacticsladder.com! It's a collection of 10,000 carefully analyzed mate-in-two problems. Each puzzle has been evaluated on…
Dec 20, 2024
•
Martin B. Justesen
6
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The Checkmate Camino is Out!
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Update on TacticsLadder.com
Starting something new is always a bit frightening.
Dec 18, 2024
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Martin B. Justesen
11
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Update on TacticsLadder.com
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The Tactics Ladder Goes Digital
Over the past few weeks, I've been collaborating with the paid supporters of Say Chess secretly on a new project.
Dec 7, 2024
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Martin B. Justesen
18
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The Tactics Ladder Goes Digital
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November 2024
Bluesky Chess Starter Pack
It’s been over two weeks since I decided to leave Twitter (and chess Twitter).
Nov 13, 2024
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Martin B. Justesen
13
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Bluesky Chess Starter Pack
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