This tab name may differ depending on your site configuration (e.g. 'Associated users' etc.). Any instructions which appear at the top of this tab may have been tailored for your organisation. This tab shows the key people that are associated with the job.
Typically this tab includes information about the Recruiter and Hiring manager, but depending on the configuration of your site may also include other people such as a 'Processing agency user' or 'Additional manager' fields:
Use the 'change' and 'clear' links to amend who is associated with the job.
TIP: This information is also visible when viewing the job details, and in that view the 'Job coordinator' information is also indicated. For example: