Academic presentations can be uploaded in their original slide format. Presentations are usually represented as slide decks. Videos of presentations can be uploaded as media.
Slides from talk at Research Ed2014 conference, 6th September 2014.
For video of the talk see: http://www.workingoutwhatworks.com/en-GB/Resource-library/Videos/2014/rED-v-dorothy-bishop-2014
For more details of the event: http://www.eventbrite.co.uk/e/researched-2014-national-conference-tickets-11117852797