Why are people with disabilities still not being represented in ads?

Over the past few years there’s been a real change in advertising, with many brands and agencies pushing for advertising to become more inclusive.
Whether than means being more inclusive of the LGBT community, women, or making the effort to cast models and actors from BAME backgrounds, it seems like advertising is heading in the right direction.
However, there is still one marginalised group that is being left out of the casting calls.
People with disabilities.
It’s been a good year