Receiver and sender name in workflow layout

Dear All,

The workflow layout have only "forwarder" and "actual agent" but not the sender in workflow inbox and also in outbox to whom the work item is send.

The client requires it has be intimated to user from whom it has been received and to whom it has been send in workflow just as mails "author" Can this requirement be met please help out.

Regards,

Nayeem