The first question is how we get young designers to step out of their comfort zone to experience what their audience experiences. It might sound simple, but it is not. The idea of changing the attitudes of egotistical designers to look beyond themselves to the world to help improve people’s lives through using their skills.
Co-design is where the designer talks directly with the audience, or the sets a certain amount of time to spend experiencing the things that their audience would. To help designers sympathize to make social improvements. This particular website talks about co-design with regards to making an elderly persons life better.