Check out Bob's weekly column in this coming Sunday's Chicago Tribune, which already has become available online. Bob breaks the news of Chicago Bulls head coach Vinny Del Negro listing his four-bedroom, contemporary-style house in Highland Park, Ill. for $1,325,000.

Also featured: concert and theater promoter -- and local gossip-column fixture -- Arny Granat, who has his condo unit on Chicago's Gold Coast on the market for $3,995,000, and founder Adrian Holovaty, who recently paid $1,230,000 to purchase a house in Chicago's Ravenswood Manor neighborhood.