Active in the pastoral, from the years 1960-70 he worked in Switzerland for the spread of the ecclesial movement of Communion and Liberation.

Since high school, he has been a member of the ecclesial Communion and Liberation movement and was one of its initiators in Veneto.

The Way of the Cross Downtown Chicago is an annual public event sponsored by the Catholic lay movement Communion and Liberation.

Luigi Giussani: Communion and Liberation: a Movement in the Church, McGill-Queen's University Press (April 1, 2000).

The public and political profile of Communion and Liberation increased markedly in Italy following a referendum in 1974 legalising divorce and another bitter referendum in 1981 legalising abortion.

Roberto Formigoni began very early his political career in Christian Democracy, through youth movements such as Gioventù Studentesca and Communion and Liberation (of which he became the unofficial political spokesman).