From an email:

“When: Saturday, December 11, 2010, 2pm

Venue: National Portrait Gallery

Event Location: McEvoy Auditorium (enter from G Street)

Seminal punk rocker Patti Smith discusses and signs copies of her book Just Kids, a memoir of early 1970s Manhattan and of her friendship with artist Robert Mapplethorpe. Books available for sale in the Museum Store.

Please note this is an Author Lecture – not just a book signing!”