IM Christof Sielecki, I am a professional chess teacher and chess content producer for 7 years now, known for my Youtube Channel "Chessexplained" and various works
on chess theory. I have published a book on the Nimzo and Bogo Indian and created content for various platforms. Check www.chessable.com/author/Chessexplained/ for the latest releases.
FIDE rating: 2435
Member since Mar 20, 2014
Game completion rate: 93%
Time spent playing: 17 days, 21 hours and 48 minutes