The Professor
Robert Bailey
A Morbid Taste for Bones
Ellis Peters
Brother Cadfael (1)
Principles
Ray Dalio
The Emperor's New Road: China and the Project of the Century
Jonathan E. Hillman
How I Killed Pluto and Why It Had It Coming
Mike Brown
Death by Black Hole: And Other Cosmic Quandaries
Neil deGrasse Tyson
Cosmic Connection
Carl Sagan