Vera Stiefler Johnson has experience in designing and implementing research and evaluation projects in social service settings across the United States and England. Prior to joining YFF, she worked in the Research & Evaluation Center at Children’s Institute in Los Angeles, managing research and evaluation projects for mental and behavioural health interventions, family support services, early childhood services, and community innovation programmes. She is interested in participatory study design; data synthesis and visualisation; and linking theory, research, and practice towards the goal of improved design and delivery of social services and policies.