The City
Joel Kotkin
Baseball
George Vecsey
Communism
Richard Pipes
The American Revolution
Gordon S. Wood
Infinite Ascent
David Berlinski
Prehistory
Colin Renfrew
The German Empire
Michael Sturmer
A Short History of Medicine
F. Gonzalez-Crussi
Uncivil Society
Stephen Kotkin & Jan Gross
California
Kevin Starr