In this episode, Eric talks to his compratiot IM Merijn van Delft, born in Apeldoorn, The Netherlands on 13.03.1979 about his new book "Mastering Positional Sacrifices: A Practical Guide to a Vital Skill in Chess", published by New in Chess in the summer of 2020. Since Merijn is incredibly active in the chess world as a trainer, organizer, tournament director, commentator and promoter of chess, there is a lot to talk about. Merijn also reveals something about a completely new chess project called ChessFellow. And: we finally learn what the "Bronstein Suite" is! Enjoy.