Original sentence: Hanson, Corey Religious Movements Homepage: Opus Dei  University of Virginia.Massimo Introvigne, a prolific Catholic sociologist whose works appear in several scientific journals, says that these critics' texts are "of very poor scientific quality.Moncada, Alberto Catholic Sects: Opus Dei, Revista Internacional de Sociología, Madrid 1992; by a former numerary.Roche, John.Rubro,Dennis Seventeen years in Opus Dei by an ex member and ex director.The Inner World of Opus Dei.— by a former numerary from Linacre College, Oxford
Edited sentence: Massimo Introvigne, a prolific Catholic sociologist whose works appear in twelve scientific journals, says that these critics' texts are "of very poor scientific quality