1. A computer implemented method for matching a computer user with target information comprising the acts of; a) creating a classification significance pattern for a user by using a psychological test wherein at least some of the user's answers to test questions are used to derive the classification significance pattern for the user; b) creating a classification index for the target information wherein the classification index can be matched to one or more elements of the classification significance pattern of the user; and c) finding target data whose classification index matches one or more elements of the classification significance pattern of the user.