Conversation so far:
What is Oprahfication?
The Wall Street Journal coined the term Oprahfication, meaning public confession as a form of therapy
what does Oprahfication cause in society?
Ms. observed that in a society where fat is taboo, she made it in a medium that worships thin and celebrates a bland, white-bread prettiness of body and personality [...] But Winfrey made fat sexy, elegant – damned near gorgeous – with her drop-dead wardrobe, easy body language, and cheerful sensuality.“
what is a cause Oprah Winfrey supports?
Oprah has given away about $400 million to educational causes

Question: what is a hallmark of it?
Self-contained rewrite: what is a hallmark of Oprahfication?