Emotions an overlooked key to whistle-blowing, study says

A gut-level connection with workers may be the key to encouraging whistle-blowing that could chip away at an estimated $652 billion lost to fraud annually by U.S. businesses, an ongoing University of Illinois study suggests.

When a whistle beats a tweet

Biologists have discovered that a species of Australian pigeon has a secret way of alerting fellow birds to predators -- a "whistle" emitted by flapping wings when the bird takes off in alarm.

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