This is a collection of assorted infographics from various sources.
Communicating data efficiently and creatively is the most important design skill to sharpen.
Vector Art is the key to that discipline. Precision and speed all designers to play with spreadsheets in ways that making "the suits" fall in love during a ppt presentation.
Bringing numbers to life is the key to getting a team on the same page. And ultimately, and idea off the ground.