In this way, I see business schools and our faculty as helpmates for our students.

FORBES: As the Year Begins, the Promise of a Bright Future

The number of different types of chess problems is bewildering, from the familiar checkmate to helpmates, selfmates, series movers and series helpmates.

ECONOMIST: Self-inflicted puzzles

One British grandmaster became obsessed with corner-to-corner series helpmates (don't ask).

ECONOMIST: Self-inflicted puzzles