Binary choices in a quantum world

The average adult makes some 35,000 decisions every day. Naturally, not all of them are correct. So how do you improve their quality?

Two sentries guard two doors. One door leads to safety, the other to certain death. One sentry always tells the truth, the other always lies. You can only pose one question to discover the way to safety. What do you ask?

This classic riddle can raise perplexed looks from the most intelligent people. It features, however, a binary choice, with just one layer of added complication.

The traditional world of leadership decision-making was ...