def previous_submitter(self):
# Get the history data
history_view = ContentHistoryView(self.context, self.request)
workflow_history = history_view.workflowHistory()
# Pull the people who submitted this
people = [x.get('actor', {}).get('username', None) for x in workflow_history if x.get('action', '') == 'submit']
# Filter empties
people = [x for x in people if x]
# Return the most recent one, if we have people
if people:
return people[0]
