Margaret spent most of her professional career at Chase Manhattan Bank and the Chase Investment Bank in New York and in London, in commercial lending relationship management and project finance. She grew up in America and has lived in the UK for 33 years. Her involvement in the prison system came as a member of the Independent Monitoring Board for two prisons in Buckinghamshire from 2009 to 2017; she was Chair of the Board from 2012 to 2016. She is a Trustee of St Scholastica’s Retreat, an almshouse in Buckinghamshire, and has been a Trustee of St Teresa’s Catholic Independent School from 2011, where she was also Chair of Governors from 2014 to 2020. She is active in her local Catholic parish and has served on the pastoral council, helping to coordinate areas of Catholic education and outreach including the RCIA (Rite of Christian Initiation in Adults) programme for her own and surrounding parishes.