Frayn's 'Copenhagen' Plays Well, at History's Expense

By PAUL LAWRENCE ROSE

Scholars are never satisfied when they see their specialized subjects turn fodder for stage, screen, or novels. The adaptor, like the translator, is by definition something of a traitor to his topic. There are so many pitfalls awaiting the artistic magus. He can get an essential personality wrong, as Peter Shaffer may have done with...