©Jim Marshall Photography

When the Stanford chapter of Sigma Chi pledged an African-American nearly 50 years ago, it wasn’t an act of rebellion. But the fraternity brothers’ stubborn stand against race-based membership rules became a civil rights skirmish on the national stage.

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    A Postdoc's Path

    The route to a breakthrough is twisty and tortured for any researcher. Here’s what happened on the way to one postdoctoral scholar’s eureka moment.