Thinkers' Chess Academy with Grandmaster Thomas Luther Volume 6Thinkers Chess Academy with Grandmaster Thomas Luther 365 Steps to Advanced Tactical Mastery VOLUME 6 Heinz Brunthaler Daily bite sized puzzles to improve your tactical ability *365 Steps to Tactical Mastery* offers a practical, tactic centered approach to improving your chess game. Instead of spending countless hours studying, this book delivers bite sized lessons and tasks that you can complete daily to enhance your skills over the course of a year.