by Tomas Chamorro-Premuzic and Dorie Clark for Harvard Business Review You’ve seen flashes of real competence — maybe even occasional brilliance — in your employee. So why are they failing to live up to that potential? As a leader who cares about cultivating your employees’ skills, abilities, and professional growth trajectory, it can be enormously frustrating to feel that they’re not taking the initiative to do more with their talents. At times, you may even wonder if it’s a question of knowledge or willpower: Do they not understand what’s necessary to perform at their best? Or are they just unmotivated? Obviously,…