Social Idea Movement (Movimento Idea Sociale, MIS) is an Italian neo-fascist political party.
It was founded in 2004 by a split of the Tricolour Flame party. Its leader was, until his death Pino Rauti, former leader of the Italian Social Movement and founder of Tricolour Flame. Actually the leader of party is Raffaele Bruno.
In the general elections of 2013 MIS presented itself as Italian Missinian Refoundation only in Campania, getting only 0.01% of vote for the Chamber and 0.00 of vote for the Senate.