Overprotection and prophylaxis are all very well, Dave, but what
about ordinary players, what do they need? I believe that we don't
really know a lot about the chess thinking of ordinary players.
There are some things that have been done on amateur games over the
years (by de Groot, Euwe/Meiden, Webb, Heisman, Silman,
Rubin/Emms and Davies) and there are a set of common beliefs about
amateur play, but I think that amateurs are a lot more complex than
is often suggested.
Amateurs are more diverse than is given credit for - they often
Just done a quick whizz through the site to patch up all mentions of
Blumenfeld's advice (which was passed on by Kotov and Webb in their
best known books). The advice is:
Six positions to consider, A-F; pick one, perhaps the one in the top
left (A). Now, I want you not just to think
up a move, but notice how you think it up. You will need to write
down your thoughts, or get someone to write while you think. Off
you go, take as long as you like.