Worldmark Encyclopedia of the Nations
Immigration and Migration: In Context
Emerging Security Challenges: American Jihad, Terrorism, Civil War, and Human Rights
Indigenous Peoples: An Encyclopedia of Culture, History, and Threats to Survival
Changing Perspectives: The Death Penalty
Mass Shootings in America: Understanding the Debates, Causes, and Responses
Instruments of War: Weapons and Technologies That Have Changed History
Today's Debates: Same-Sex Marriage: Cause for Concern or Celebration?
Emerging Issues in Public Health: The Opioid Crisis\xa0
History of Crime and Punishment: The Juvenile Justice System
Nationalism Today: Extreme Political Movements around the World
Race and Identity in Hispanic America: The White, the Black, and the Brown
The Gun Debate: An Encyclopedia of Gun Rights & Gun Control in the United States
Homeland Security Technologies for the 21st Century
Presidential Power: Documents Decoded