Runciman became active in public life after marriages and children. In 1981, she was one of the founders of the
Prison Reform Trust and was responsible for setting up a full-time
Citizens' Advice Bureau in
Wormwood Scrubs, the first full-time independent advice agency in any prison. She also became a Trustee of the
Pilgrim Trust and the
National AIDS Trust (now known as NAT), and chaired it from 2000 to 2006. For more than three decades, Runciman worked with the Citizens Advice Bureau and made significant contributions to work on drug misuse. She was Chair of
Central and North West London NHS Foundation Trust for more than ten years, retiring at the end of 2013. ==Personal life==