Prison Angel : Mother Antonia's Journey from Beverly Hills to a Life of Service in a Mexican Jail, Paperback by Jordan, Mary; Sullivan, Kevin, ISBN 014303717X, ISBN-13 9780143037170, Brand New, Free shipping in the US

Traces the story of Mary Clarke, describing her choice to leave home for a spiritual life among the inmates in one of Mexico's most notorious jails, where she organized the Servants of the Eleventh Hour community of sisters.