def is_instructor(self):
return any((self.has_role('<STR_LIT>'),<EOL>self.has_role('<STR_LIT>'),<EOL>self.has_role('<STR_LIT>')))<EOL>
Convenience method for checking if user has 'instructor', 'faculty'
or 'staff' role.

Currently this does not support the TeachingAssistant role