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
321 U.S. 332 (1944) Cited 457 times 3 Legal Analyses
Holding that the result of a collective bargaining agreement is not "a contract of employment except in rare cases; no one has a job by reason of it and no obligation to any individual ordinarily comes into existence from it alone"
309 U.S. 350 (1940) Cited 315 times 5 Legal Analyses
Holding that requiring employees to sign individual contracts waiving their rights to self-organization and collective bargaining violates § 8 of the NLRA