About us Who we are Trustees Katharine Sacks-Jones, CEO, Become Katharine is the Chief Executive of Become, the charity for children in care and young care leavers. Become helps young people to heal, grow and unleash their potential. They do this through direct support, driving improvements in practice and campaigning for change. Katharine has a background in politics and campaigning and has worked in charity sector for over 10 years. She has worked on issues including homelessness, unemployment, mental health and domestic abuse. Before joining Become Katharine was the inaugural Chief Executive of Agenda, the alliance for women and girls at risk.