Photo by Lorie Shaull.

BASEBALL: The Smithsonian Associates bring you An Evening with Bud Selig, moderated by Phil Hochberg. National Museum of Natural History Baird Auditorium (10th St & Constitution Avenue NW) 6:45-8:45 p.m. $30-42

CHOCOLATE: Join TasteUSA and chocolate makers Joy Bliss Raw for a Truffle Making 101 course. Wine pairings included. Teaism Restaurant (400 8th Street NW ) 7-10 p.m. $45

ROOFTOPS: Rooftop season is coming to an end. At the DNV Rooftop Closing Party with Edible DC, you can enjoy sushi, Tokyo dogs, and cocktails with the view. DNV Rooftop (1155 14th Street NW ) 5-10 p.m. $25