A mind map is a multi-level visual representation of what you heard while listening that is useful to:

A mindmap helps the social innovator organize insights, synthesize insights. find themes or points of overlap, find points of tension. and identify opportunities. To create a mindmap based on the listening phase, begin with a central idea, and visually represent 5-10 powerful insights and observations — things you hear more than once and that were said with a lot of conviction.