Everything you need to understand or teach Being Invisible by Thomas Berger.
There are two kinds of invisibility in Being Invisible. One is involuntary: Wagner becomes invisible in society as he loses his job and women use and discard him.
Although talented, Wagner is essentially an unheroic figure who tries to survive each day. His very goodness may be what dooms him: Unwilling to be spiteful and unwilling to bully, he is abused; society simply will not reward a good man for being good. Examples...