Lydia Guthrie BA (Oxon), MSc, Dip SW, Systemic Practitioner, is Co-Director of Change Point Ltd, and works as a trainer and supervisor across social work, criminal justice, mental health, secure forensic and voluntary sector settings. She qualified as a social worker in 1998, and spent ten years working for the Probation Service in practitioner and management roles. She completed an MSc in Attachment Theory in 2014, and is trained in the Strange Situation Procedure and the Adult Attachment Interview. She is the co-author (with Clark Baim) of ‘Changing Offending Behaviour’ (Jessica Kingsley Publishers, 2014) and (with Imogen Blood) of ‘Supporting Older People using Attachment-Informed and Strengths-Based Approaches’ (Jessica Kingsley Publishers, 2018). She is in her final year of training as a systemic psychotherapist/family therapist at the Institute of Family Therapy.