Describe how mental illness is viewed in modern times. How has it changed over the past 20-30 years? How does that differ from the 1960s, which is when this movie set? Have our views really changed or does mental illness still have a negative stigma?

This is only a short answer space. Generally psychiatric medicine has come a long way since this book. Hopefully there are checks and balances to prevent a character like Nurse Ratched from controlling and manipulating patients. I'm not versed in modern care, but you can check this out below: