369 U.S. 736 (1962) Cited 712 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"
Explaining that under a substantial evidence standard of review, an administrative fact-finder's determinations on issues of credibility should not be reversed unless inherently incredible or patently unreasonable
Concluding that the following duration clause did not waive the union's rights: “The Effects Bargaining Agreement shall be effective as of May 30, 1994, and shall remain in effect until midnight on June 6, 1997, but not thereafter unless renewed or extended in writing by the parties”