While interviewing Walter Isaacson on Wednesday’s Fresh Air, guest host Dave Davies raised the point that Albert Einstein has become an icon of unattainable genius. True, but he’s arguably the one scientist who most strongly attracted the affection of Americans. Whether because of his wonderfully untamed hair, his doleful eyes or that photo in which he sticks out his tongue, Einstein also became an icon of the scientist as approachable, and maybe even humble, human being. What other acclaimed scientist could have inspired Walter Matthau’s oddball role in the film I.Q.?