The 2011 International Symposium on Sciences of Human Settlements, an important event of Tsinghua Centenary Celebration activities and jointly sponsored by Tsinghua University, the Chinese Academy of Sciences (CAS) and the Chinese Academy of Engineering (CAE), was held in the Wenjin International Hotel on February 28.

The president of the CAE, Zhou Ji, the vice president of the CAS, Li Jinghai, Tsinghua University President Gu Binglin, Tsinghua University Vice President Xie Weihe, and Tsinghua University Council Vice Chairperson Deng Wei attended the symposium, which attracted hundreds of participants from both China abd abroad.

Vice Minister of Housing and Urban-Rural Development and Part-time Tsinghua Professor Qiu Baoxing, Member of CAS and CAE and Tsinghua Professor Wu Liangyong, Member of CAS and CAE and Part-time Tsinghua Professor Zhou Ganzhi, Honorary Professor of the School of Architecture at Delft University and Tsinghua Guest Professor Alexander Tzonis, and Professor Gary Hack from the School of Architecture at the University of Pennsylvania delivered keynote speeches.

(Photo by Guo Haijun)