“…Nineteen studies assessed the impact of non-specific “debriefing”—although the procedures and the focus of the intervention differed between studies. In 11 (58%), debriefing had positive gains for emergency responders, such as on emotions and meaning ( Robinson and Mitchell, 1993 ; Kenardy et al, 1996 ; Chemtob et al, 1997 ; Shalev et al, 1998 ; Regehr and Hill, 2001 ; Tehrani et al, 2001 ; Halpern et al, 2009 ; Palgi et al, 2012 ; Wu et al, 2012 ; Firing et al, 2015 ; Gunasingam et al, 2015 ). Tehrani and colleagues described the group debriefing session delivered to the employees following a response to a rail accident ( Tehrani et al, 2001 ).…”