High Key Lighting

How to achieve this: 

• The studio has to be set up with a white back drop, 2 lights reflecting on the subject, polystyrene walls on either side of the subject and 2 lights positioned behind the polystyrene walls, which reflect on the background. The studio should look something like this:

• The exposure can be increased if a brighter picture is required. The higher the exposure, the brighter the photograph will be.