added a small description of one way how to animate brainstorming sessions

[eveyonline]

NOTE:

• Please fill out the template below

Did you read the instructions in the README?

Y

Have you read the instructions in CONTRIBUTING?

Y

Have you written this article by yourself? Have you taken inspiration from anywhere and then written it in your words?

I wrote this short notice. We use it for our new team members. The goal is to stay short and tell juste the actions (without theory) to our team mates.

[the-ethan-hunt]

Did not know about this concept. Merging it