Pablo Adrián Cavallero and Marcela Estela Benhaim Varela de Cavallero are both 52 years old and the parents of six. Their four oldest children are parish directors.
Pablo has a doctorate in literature with a specialization in classic languages and his wife is a biochemist.
The Pope named them to the council for a five-year term.
After serving as presidents of the Buenos Aires division of the Christian Family Movement, they were elected the national presidents last year and will serve in that position until 2011.