The roles of knowledge in knowledge creation

Carl Bereiter, Carol Chan, Huang Yao Hong, Jiyeon Lee, Ahmad Khanlari, Pei Yi Lin, Ching Sing Chai, Chin Chung Tsai, Marlene Scardamalia, Seng Chee Tan, Yuyao Tong, Jan van Aalst, Jianwei Zhang, Yibing Zhang