Mok was also recently Chair of the BSW Department and Faculty of the University of British Columbia (UBC) School of Social Work. From 2001 to 2006 he worked as a trauma psychotherapist at the University of California San Francisco (UCSF), School of Medicine Trauma Recovery and Rape Treatment Center providing trauma-focused individual and group interventions to clients also experiencing the effects of chronic, acute, and continuing exposure to trauma.
He is currently a Registered Clinical Social Worker (RCSW) in BC and a Licensed Clinical Social Worker (LCSW) in California. He is a Pacific Blue Cross provider with number SW0145.
Mok holds a PhD in Educational Studies from the University of British Columbia. His research focused on contributions that participatory processes makes to collective recovery efforts being undertaken by groups and communities experiencing distress from chronic, acute and continuing trauma. He also has extensive experience in organizational development and group work including assisting in visioning and strategic planning and helping groups address needs related to stress in the workplace and other contexts.