329 U.S. 495 (1947) Cited 6,587 times 31 Legal Analyses
Holding in the context of the work product privilege that the adversary system requires a party's attorney be permitted to “assemble information, sift what he considers to be the relevant from the irrelevant facts, prepare his legal theories and plan his strategy without undue and needless interference”
369 U.S. 736 (1962) Cited 710 times 29 Legal Analyses
Holding that "an employer's unilateral change in conditions of employment under negotiation" is a violation of the National Labor Relations Act because "it is a circumvention of the duty to negotiate"
440 U.S. 301 (1979) Cited 227 times 20 Legal Analyses
Holding that NLRB erred in requiring employer to disclose performance test scores of employees as information for collective bargaining, regardless of employee consent, because of the sensitive nature of the test scores
Holding that “the doctrine of last antecedent ... must yield to the most logical meaning of a statute that emerges from its plain language and legislative history”
In Magnavox, the Board changed its bifurcated rule and adopted the Eighth Circuit's view that the union had no power to waive employee distribution rights on behalf of either itself or another union.