Swelling contemporary art market bumps Braman onto The Forbes 400; spectacular collection-worth an estimated $1 billion-includes pieces by Picasso, Jasper Johns, Andy Warhol, David Smith. Second son of eastern European immigrants born and raised in Philadelphia. First job: traveling liquor salesman. Built vitamin retailer Keystone Discount Stores. Merged with Philadelphia Pharmaceuticals 1967, cashed out for $1 million a year later, moved to Florida. Bought Cadillac dealership in Tampa 1972; today owns 16 dealerships in Miami, Palm Beach and Denver.