Who gets left out in user-centred design?

As designers, researchers and strategists we’ve been talking about the merits of taking this user centred design approach for sometime now. This approach has created winners; those people who can successfully use and be delighted by products and services that support them to achieve their goals.

However, having a target audience at the centre of the design also creates losers. It creates problems for those left behind, for those not considered in the design process and is causing wider issues for society .