 While it was fairly immediately recognised that Allais had demonstrated an empirical shortcoming of SEU, it is important to note that his ambitions somewhat outstripped this achievement. He further suggested that his findings also give reason to doubt the normative adequacy of the theory. On his view, two types of consideration can be brought to the table in the assessment of a theory of rational choice. The first is a demonstration that the theory deductively follows from, or lies in logical conflict with, various general principles of secure epistemic standing. The second is a body of experimental evidence regarding 