Zhenhua Tu is a PhD candidate in international security with research interests in emotions and risk perception, overseas technology protection and computational social science methods.
 

Using GDELT (Global Database of Events, Language, and Tone) database, he measures conflict events between China and the United States and examines shifts in China's perception of US risks from an emotional perspective. This involves identifying discrepancies between subjective perceptions and objective conflict events, supplemented by an analysis of specific historical cases.