The Visual Vocabulary created by the Financial Times Visual Journalism Team is a great tool for driving data discussions and picking the right chart. Richard Speigal at NBS made an awesome implementation of it using Qlik Sense and the Picasso Designer. Here's link to the app:
https://community.qlik.com/t5/Qlik-Gallery/Nationwide-Building-Society-Visual-Vocabulary/bc-p/176165...
And here's the post describing the app and how to use it:
https://blog.qlik.com/designing-the-nbs-visual-vocabulary-how-an-idle-challenge-turned-into-an-every...
Here's a variant of the same using without extensions, see app below for details.
Intro
Deviation
Correlation
Ranking
Distribution
Change over Time
Magnitude
Part-to-whole
Spatial
Flow