465 U.S. 822 (1984) Cited 206 times 9 Legal Analyses
Holding that a "lone employee's invocation of a right grounded in his collective-bargaining agreement is . . . a concerted activity in a very real sense" because the employee is in effect reminding his employer of the power of the group that brought about the agreement and that could be reharnessed if the employer refuses to respect the employee's objection
Holding that removal of an elected union official by a trustee because the official opposed a proposed dues increase was a violation of Title I of the LMRDA
437 U.S. 556 (1978) Cited 196 times 13 Legal Analyses
Holding that a newsletter that "urg[ed] employees to write their legislators to oppose incorporation of the state 'right-to-work' statute into a revised state constitution," "criticiz[ed] a Presidential veto of an increase in the federal minimum wage and urg[ed] employees to register to vote" was protected concerted activity
Holding that an "inference of improper employer motivation" is permitted when an employer has terminated an employee who acted as a leader in making complaints to management on behalf of himself or others, or has organized workers on employment issues
In Mushroom Transportation Co. v. NLRB, 330 F.2d 683, 685 (3d Cir. 1964), we held that to qualify as concerted activity "it must appear at the very least that [the conduct] was engaged in with the object of initiating or inducing or preparing for group action or that it had some relation to group action in the interest of the employees."
29 U.S.C. § 401 Cited 1,042 times 1 Legal Analyses
Finding that the LMRDA was essential to "afford necessary protection of the rights and interests of employees and the public generally as they relate to the activities of labor organizations . . ."