MONDAY: Tony Kushner will discuss the plays of Arthur Miller with Jeffrey Brown at the Avalon Theatre, 5612 Connecticut Ave NW. Topics may or may not include who the baddest Jewish playwright of our time really is, and whether anyone who convinced the likes of Marilyn Monroe to convert has any competition in that category to begin wtih. Tickets are $13 each; two tickets are included with the purchase of a book. 8:15 p.m. WEDNESDAY:…