Derek Gregory is a prominent human geographer known for his work in the fields of geopolitics and cultural geography. He has contributed significantly to the understanding of how space and place influence social and political dynamics. His research often explores the intersections of geography with issues such as war, migration, and identity. Gregory has authored several influential books and articles, including The Colonial Present, which examines the impact of colonialism on contemporary conflicts. He is a professor at the University of British Columbia, where he continues to teach and mentor students in geography and related disciplines.