A workplace investigation is not a tool for ‘fixing’ broken work environments or healing broken workplace relationships. The after-effects of an  investigation can  make things worse.  Teams stuck in conflict are less productive and less efficient. In this article, I describe an evidence-based process for restoring teams after a workplace investigation:

https://irc.queensu.ca/articles/putting-humpty-dumpty-back-together-again-restoring-teams-after-workplace-investigations

Ron Pizzo is a certified mediator and certified coach.  He is also certified in the Pro-Social Communication Process, based on ACT.  He works with teams and leaders to resolve workplace conflict and to improve leadership effectiveness.