The role of studies in simple systems for creating E.N.Sokolov’s model of the conceptual reflex arc

The work presented is devoted to the contribution of E.N. Sokolov and the members of his scientific school into understanding of the neuronal mechanisms of memory formation, in developing of ideas on pacemaker activity participation into neuronal plasticity, to formation of the command neuron conception into behavior and cognitive processes. The contribution of the Sokolov’s collaborators and his followers into developing him “conceptual reflex arc” was emphasized in the review presented.