A further problem not expounded, but is crucial to the enterprise, is the question of and how data from one paradigm can be incorporated into another. For instance, Tiger writes: ' the traditional of man as a unprogrammed, "un-animal" creature cannot be sustained in face of the various kinds of evidence from other . For example, it would seem a matter of urgency for political scientists to try to determine man is hierarchical, or not, or what' (p. 15).