Steven Pinker books in order
11 books in the catalogue, about 96 hours of reading in all; the shortest takes 2 hours and the longest 15 hours.
11 standalone books in the catalogue.
Standalone books
The Language Instinct 9.4 h 
How the Mind Works 12.2 h 
Words and Rules 6.8 h 
The Blank Slate 9.7 h 
The Stuff of Thought 9.2 h 
What Are You Optimistic About? 7.1 h 
The Better Angels of Our Nature 14.7 h 
The Sense of Style 6.8 h 
Do Humankind's Best Days Lie Ahead? 2.2 h 
Enlightenment Now 10.6 h 
Rationality 7.9 h