The document Stewards of the Tradition—Fifty Years after Sacrosanctum Concilium was developed by the Committee on Divine Worship of the United States Conference of Catholic Bishops (USCCB).  

The document can be accessed here.   

Having just tried to construct a class session a couple of days ago on the Liturgical Movement in the Roman Catholic Church and “Sacrosanctum Concilium,” I appreciate the difficulty of condensing things…