What do startup founders need to do to get venture capitalists to invest? Do VCs invest in the right team, or the right idea? Do they invest where they can add value, or do they try to pick new businesses that are going to be winners from the start? Chicago Booth's Steve Kaplan has surveyed venture capitalists to find out what they look for in startups, and he has a framework he uses to advise both founders and funders on how to pick winning companies.