A CEO explains how the answer to an unusual interview question helps determine who should get hired (TREX)

Most job candidates go into interviews expecting to discuss their previous jobs, academic work, and hobbies. 
But James Cline, CEO of the outdoor decks-maker Trex Company, prefers to reach even further into the past by asking, "what's your oldest memory?" 
"I want to understand their background, their roots, where they came from, what it was like growing up," he told Business Insider.
If an interviewee played softball, for example, Cline would want to know whether they were the ki