Even before the NHS was created, people struggled to understand Britain's health services. Organisational charts, diagrams and maps offered confused audiences, lay and expert alike, tools with which to untangle complex webs of relationships, power flows and institutions. But they have also served cultural and political purposes, from educating the public about how to see and understand their new NHS to critiquing or humanising controversial changes to a now-familiar service, as in 2012.
Read more on from Roberta Bivins on this topic here.