Tall Maps For Wide Screens
A full blogpost on this topic will appear in this location in time.
For now, here are some recommended resources referred to in the London Tableau User Group of the same title.
White Space Is Not Your Enemy – Hogen Golombisky
How To Lie With Maps – Mark Monmonier
How Charts Lie – Alberto Cairo
Mapping tips from a cartographer by Sarah Battersby at Tableau Conference 2017