Blindfold Chess : History, Psychology,: Techniqu...

: The first recorded instance was by Sa'id bin Jubair (665–714) in the Middle East. In Europe, it gained popularity as a way for masters to handicap themselves against weaker players or display superior skill.

: Experts do not typically visualize 3D pieces or "floating boards." Instead, they rely on abstract "lines of force" and "controlled squares". Blindfold chess : history, psychology, techniqu...

Blindfold Training | How to Read Chess Books Without a Board : The first recorded instance was by Sa'id