Books

Firepower: How Weapons Shaped Warfare
Basic Books, 2021

Explores the relationship between technology, doctrine, and battlefield experience from the Renaissance to the Second World War.

The Whites of Their Eyes: Bunker Hill, the First American Army, and the Emergence of George Washington
HarperCollins, 2011

Revisionist narrative study of the famous 1775 battle, reassessing American and British efforts in the first major military operation of the American Revolution.

The Drillmaster of Valley Forge: The Baron de Steuben and the Making of the American Army
HarperCollins/ Smithsonian Books, 2008

Military biography of the down-on-his-luck Prussian officer who helped to refashion the Continental Army into a disciplined European fighting force.

Denmark, 1513-1660: The Rise and Decline of a Renaissance Monarchy
Oxford University Press UK, 2007

Comprehensive survey history of the Oldenburg dynastic state, weaving Danish, Iceland, and Norwegian history into a single treatment.

Frederik II and the Protestant Cause. Denmark’s Role in the Wars of Religion, 1559-1596
Brill, 2004

First book-length treatment of Denmark’s role in crafting an international Protestant alliance in the face of a militant, reinvigorated Catholic Europe.

Sweden in the Seventeenth Century
Palgrave Macmillan UK, 2004

The standard one-volume English language survey of the Swedish empire at its height.

Denmark in the Thirty Years’ War, 1618-1648: King Christian IV and the Decline of the Oldenburg State
Associated University Presses, 1996

Examines the personal role of Christian IV in shaping Denmark’s reaction to the great European cataclysm, focusing primarily on Christian’s German ambitions and confessional worries.