What is dan chang?

As an AI language model, I do not have access to complete information on every individual, but here is some inforamtion about Dan Chang.

There are several individuals with the name Dan Chang, so I cannot confirm which one you are referring to. However, Dan Chang is a fairly common name, and it is possible to find some information on several people with this name.

One Dan Chang is a Taiwanese professional golfer who has played on the PGA Tour and the Asian Tour. He was born on September 24, 1979, in Taipei, Taiwan. Dan Chang turned professional in 2003 and played on the Asian Tour for several years before earning his PGA Tour card in 2011. He played on the PGA Tour from 2012 to 2014 and then returned to playing on the Asian Tour and other international tours.

Another Dan Chang is a professor at the University of California, Los Angeles (UCLA). He is a professor of political science and studies issues related to international relations, security, and ethnic conflict. He has published several academic articles and books, including "The End of the Chinese 'Century'? Regional Challenges and Global Implications" and "China's Assertive Nuclear Posture: State Security in an Anarchic International Order."

There are several other people named Dan Chang who may have different backgrounds and professions.