Met partner John Sall at North Carolina State, started SAS 1976, now largest privately held software company. Firm develops business intelligence software, databases. Major clients include banks, pharmaceutical companies. Sales: $2.2 billion last year, up 15% over 2006. Provides workers with free snacks and drinks, onsite health care, subsidized child care. Goodnight created Cary Academy; school emphasizes technology and smaller class sizes.