CANNES, France—Congratulations, you’ve won a Grand Prix. But is it as effective with consumers as it is with an esteemed panel of creative superstars? A study gauging the effectiveness of Cannes Lions winners may temper the elation of those taking home the biggest prize out there—the Grand Prix—but Gold winners make an impact with consumers.

WORK SMARTER - LEARN, GROW AND BE INSPIRED.
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