Can Employees 'Plead the Fifth’? -- And Other Investigation Challengeshttp://hrdailyadvisor.blr.com/archive/2008/10/22/HR_Policies_and_Procedures_Investigations_Interview_Witness_Confidentiality_Notice.aspxEvery HR manager has to do investigations, and it's hard to get it right--interview too few witnesses, and you're negligent; interview too many, and you're invading privacy and violating confidentiality. en-USCommunityServer 2.0 (Debug Build: 60217.2664)