The biographies and autobiographies are on the whole more impressive than the fiction of the last two decades, but the freakish best sellers among them are least likely to withstand the test of time.
I believe that acting in any medium is the same thing, it's discovering the truth in where you are.
The trick to writing for people is, you have to be able to turn them on in your head. And know how they'd word something or how they'd inflect it.