Seated at a table before the Senate Foreign Relations Committee, his hands clasped tightly, the diminutive State Department legal adviser, Abraham Sofaer, hardly looked the role of enfant terrible. But after being praised publicly by Reagan and Secretary of State George Shultz, Sofaer last week stared straight ahead as Democratic Senator John Kerry of Massachusetts delivered a harsher verdict: "You may say the President hasn't created a constitutional crisis . . . maybe you have. Maybe your memorandum has."
This sharp attack was typical of the controversy Sofaer has triggered by his attempt to reverse an almost universally held understanding of...