440 U.S. 301 (1979) Cited 228 times 20 Legal Analyses
Holding that a union's request for employee aptitude tests was relevant to its claim, but employer's interest in preserving confidentiality was also legitimate, and disclosing the information only upon the employee's written consent was a reasonable accommodation
29 U.S.C. § 151 Cited 5,109 times 35 Legal Analyses
Finding that "protection by law of the right of employees to organize and bargain collectively safeguards commerce" and declaring a policy of "encouraging the practice and procedure of collective bargaining"