L1(Dr. Jessica Li, PolyU); L2(Prof. Cheung Yuet-wah, Shue Yan University); L3(Prof. Edward Chan, PolyU); L4(the Speaker: Prof. Liu Lin, University of Cincinnati); R1(Dr. Sara Zhong, CUHK); R2(Dr. Wan Lap Man, HKPA); R3 (Mr. Stanley Chung, former Asst. Commissioner of Crime, HK Police Force); R4(Dr. Eric Cheng, former Deputy Director, HK Police College)