..and assuming those examples of unwelcome behavior are objectively defined. Any room for judgement calls or definition stretching, and you've taken what it supposed to be a useful metric and turned it into a cudgel to be misused.
Example: Wikipedia. The talk pages on that site, especially on politically charged topics, are detailed examples in how one can behave in a destructive fashion and drive off talent without ever dipping into base namecalling.
Being socially dysfunctional (as opposed to being malicious, which is a different problem) is often linked to an inability to pick up the social cues and clues that most people take for granted. A document which clearly explains and gives examples of unwelcome behaviour should help in these cases - assuming people actually read it!