Everyone has heard the expression, “the dog ate my homework.” But Anna-Maria Karnes knew a girl living in rural Ethiopia whose textbook was scarfed down by a cow. This prevented the girl from advancing...

Sprawled across Dartmouth College’s campus last week were posters that read “Where is Prof. Paul Whalen?” and “Where is Prof. Bill Kelley?” The signs refer to two of the three professors at Dartmouth...