I'm not sure what you mean by "That..."?
... does Program, Manage, FirstAid;
was meant to imply the equivalent of
... does Program does Manage does FirstAid;
with $individual stops FirstAid; removing the latter Role when appropriate.
Unless your referring to the last bit about the compiler mapping $individual does Thieving; to $individual isn't Employee;, in which case, my attempt at humour failed completely.