Typically,people think ofgenius,whether it manifests in Mozart’s composition of symphonies at age five or Einstein’s discovery of relativity, as having a quality not just of the supernatural,but also of the eccentric.People see genius as a good abnormality;moreover,they think of genius as a completely unpredictable abnormality. Until recently, psychologists regarded the quirks of genius as too erratic to describe intelligibly;however, Anna Findley’s ground-breaking study uncovers predictable patterns in the biographies ofgeniuses.These patterns do not dispel the common belief that there is a kind of supernatural intervention in the lives of unusually talented men and women, however, even though they occur with regularity.__________,Findley shows that all geniuses experience three intensely productive periods in their lives,one ofwhich always occurs shortly before their deaths; this is true whether the genius lives to 19 or 90. Which word or phrase,if inserted into the blank space of the passage,best defines the relationship of the last sentence in the passage to the one preceding it?