 While still in this post, he was appointed a member of the IBA's panel of religious advisers and in 1986 became a member of the Central Religious Advisory Committee (CRAC) for the BBC and the IBA.In February 1987, Hollis followed in the family footsteps when, like his grandfather and his uncle, he was appointed as auxiliary bishop (known as a "suffragan bishop" in the Church of England) to Archbishop Maurice Noël Léon Couve de Murville of the Archdiocese of Birmingham.Hollis was given special responsibility for the Oxfordshire area.