**Author details**

Daniel T.L. Shek<sup>1</sup> \*, Po Chung<sup>2</sup> and Diya Dou1

\*Address all correspondence to: daniel.shek@polyu.edu.hk

1 Department of Applied Social Sciences, The Hong Kong Polytechnic University, Hong Kong, PR China

2 Hong Kong Institute of Service Leadership and Management Limited, Hong Kong, PR China
