“Personas are fictional representations of your users (a bit like user stand-ins). They are fictional, but should be based on fact. They represent the goals, motivations, characteristics and behaviours of a real group of users. Personas help to put a human face to users. They help the project team to get consensus on who the ‘users’ are (not always an easy thing) and help to communicate important information about users.”
Here’s a dummy Persona that I’ve been playing around with.