Talks from the conference Language Sciences in the 21st Century are available to download from the University's Streaming Media Service at
http://upload.sms.cam.ac.uk/collection/1577021
The accompanying slides for the talks are in the menu in the left-hand navigation bar. The slides for the plenary by Asif Ghazanfar contained unpublished data and can't be made available, but there is a recording of the session.
All photos by Nigel Luckhurst.