But after new analyses, scientists have begun to see the consumption of one's fellow beings as a shrewd strategy for survival.

With the way injuries and losses have mounted, excusing themselves might be shrewd strategy.

Perhaps he did not want to reveal a shrewd strategy.

The festival has long employed a shrewd strategy to ensure that influential people showed up.

In an appeal to the growing fundamentalism of the developing world, this is a shrewd strategy.

Percival retired all three batters he faced, demonstrating particularly shrewd strategy.

"In some ways it was a shrewd strategy," Mr. Weiner said.

IT seems to me, however, that these omissions reflect not any weakness but rather shrewd strategy on the author's part.

Thus, the odd gimmick proves to be a shrewd strategy.

That is just one of the shrewd strategies that have helped Absolut sales explode, from 54,000 cases in 1979 to 2.9 million last year.