Video resources:
To play these 'Case study' videos, you will need to enable the Adobe Flash Player on your computer. You can update to the latest version of the free Flash Player by downloading it from: http://get.adobe.com/flashplayer/ (approximately 2 MB)
Note that the links below only go to the video files. If you have a slow internet connection or are using a screen reader, you should go to the relevant 'Case study' page to read the voice-over script, which is shown in text underneath the media player.