Perhaps the hottest thing going in American evangelicalism is the enneagram (pron. “any-a-gram”). In the past five years, the personality typing system has exploded exponentially in popularity, as evidenced by church conferences, church retreats, popular podcasts, widely successful book sales, feature articles in magazines, and, anecdotally, many a dinner conversation with fellow evangelicals. The enneagram is a personality system of nine types, including the reformer, helper, achiever, individualist, investigator, loyalist, enthusiast, challenger, and peacemaker. To

There are four Cardinal Virtues and seven Deadly Sins. But both lists seem to be missing something huge. Solving this puzzle might actually help us make the world a better place.