J Marshall Ungar on Heisig
…as a procedure for efficient learning, it obviously has little if anything to do with reading Japanese as Japanese. Heisig’s method is a thoroughgoing technique for memorizing the equivalent of a dictionary, much as a magician might memorize the order of cards in a stacked deck – a fine trick, but not the secret to winning poker.
J Marshall Unger Ideogram University of Hawaii Press 2004 p82