Cut and pasted from the National Theatre website:
Today at the National Theatre, the dramatist, artist, and author of The Curious Incident of the Dog in the Night-Time and The Red House presents a one-man talk, Swimming and Flying.
This event is followed by a book signing.
The Platform is at 6pm in the Cottesloe, National Theatre and tickets are £4 (£3 concessions).
Follow the link for further details and to buy tickets:
Update: Finally, got my Curious Incident book signed by Mark at this event so I am happy :)