I support people writing about mental illnesses/disabilities. In fact, I like writing characters with mental illnesses/disabilities! It can expand someone's perspective on other people and generate a better awareness of how varied it can be. Plus, as someone with a mental illness, it helps to...
First off, I should say that Modern Art is characterized as pieces extending from the mid-1800s to the late 1970's, with artists such as Munch or Cezanne being technically characterized as Modern Artists. Your idea of "Modern Art" is more akin to Contemporary Art, which are made from the 80's...