
Mark Cogan
Mark Cogan is an associate professor of peace and conflict studies at Kansai Gaidai University in Japan, known for his critical perspectives on the United Nations' effectiveness under the leadership of António Guterres. He gained attention for labeling Guterres the 'worst secretary-general in history' and has consistently voiced concerns about the UN's handling of significant human rights crises during Guterres' tenure.
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Mark Cogan labelled Antonio Guterres the worst secretary-general in history in a scathing opinion piece.
As Antonio Guterres steps down, an organisation struggles for relevanceThe Sydney Morning Herald·
Australia· 2026-09-25











