Darwinism and Social Darwinism
International Encyclopedia of Human Geography. 2020;149-158 
Darwinism (and Social Darwinism)
International Encyclopedia of Human Geography. 2009;4-11
Defining Social Darwinism
Social Darwinism in European and American Thought, 1860–1945. 1997;21-38
Social Darwinism and Socialist Darwinism in Germany: 1860 to 1900
Historical Materialism and Social Evolution. 2002;36-75
Nazism, Fascism and Social Darwinism
Social Darwinism in European and American Thought, 1860–1945. 1997;272-291
The distinctiveness of Social Darwinism
Social Darwinism in European and American Thought, 1860–1945. 1997;39-58
Social Darwinism in the USA
Social Darwinism in European and American Thought, 1860–1945. 1997;104-122
The emergence of Social Darwinism
Social Darwinism in European and American Thought, 1860–1945. 1997;61-81
Wilde, hypnotic aesthetes and the 1890s
Literature, Technology and Magical Thinking, 1880–1920. 2001;37-64
Social Darwinism in France and Germany
Social Darwinism in European and American Thought, 1860–1945. 1997;123-148