The notion of typological syndromes of anticipation as an individual-generalized part of various purposeful activity of a person was used as a base for experimental study. It is shown that individual peculiarities of alteration of skill during cardinal change of functional systems af actions are correlated with positive phase of brain anticipation potentials, registered in actions of different sense. Appropriateness isomorphism characteristic for different levels of individuality is discussed in accordance with evolution-system approach to theoretical reconstruction of integrity of individ and personality in developing activity.