Nat'l Labor Relations Bd. v. Transportation Management Corp.

Holding that the employer bears the burden of negating causation in a mixed-motive discrimination case, noting "[i]t is fair that [the employer] bear the risk that the influence of legal and illegal motives cannot be separated."

Nat'l Labor Relations Bd. v. Gissel Packing Co.

Holding a bargaining order may be necessary "to re-establish the conditions as they existed before the employer's unlawful campaign"

Nat'l Labor Relations Bd. v. City Disposal Systems, Inc.

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

Republic Aviation Corp. v. Board

Finding an absence of special circumstances where employer failed to introduce evidence of "unusual circumstances involving their plants."

N.L.R.B. v. Wright Line, a Div. of Wright Line, Inc.

Holding that the "but for" test applied in a "mixed motive" case under the National Labor Relations Act

Nat'l Labor Relations Bd. v. Adco Electric Inc.

Holding that employee "recommend[ing] someone for hire and [bringing] problems with apprentice employees to the attention of [his superior] is nothing more than what [the employer] would expect from experienced employees"

N.L.R.B. v. Hinky Dinky Super Markets

Section 158 - Unfair labor practices

Granting employees a wage increase without bargaining with Local 355