The article presents the results of politico-psychological analysis of the rank-and-file active members of political parties who were reckoned among the members of the State Duma of the 3d and 4th convocations. In the course of the analysis, psychological properties of activists of parliamentary political parties were compared with psychological invariants of conservatism as exposed in the works of leading Western political psychologists and sociologists. The article acquaints the reader with analysis of psychological features and value positions of supporters of the main ideological currents and describes the specificity of ideological messages of the political parties of the period of V.V.Putin’s presidency.