Millions of people are solidly on the path to redefining job security, once thought to be a life dedicated to one employer or work role. In these days of “precarious employment” (Dr. Bluestein of Boston College) many take contract work, go back to school, start part-time to gain entry to full time, find a side hustle, grow a business or work two jobs just to make it. Dr. Bluestein’s advice: Consider work unaffected by technological advances, for example in fields that draw on “caring and creativity.”