New York’s law on attorney-client privilege for corporate clients is broader than the Illinois “control group” test. This difference called for conflict-of-law analysis under Sec. 139 of the Restatement (Second) of Conflict of Laws when Wesley Gibson, an Illinois resident, sued his homeowner’s insurer, Chubb National Insurance Co., for more than $4 million after a fire caused by lighting destroyed his residence in Carbondale.During discovery in the Northern District of Illinois, Gibson asked …