What genre does Robert Olen Butler write?

Several genres, actually:
http://en.wikipedia.org/wiki/Robert_Olen_Butler

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To determine the genre that Robert Olen Butler writes, you can follow these steps:

1. Open a web browser and go to Wikipedia's website. You can do this by typing "wikipedia.org" in the address bar.
2. In the search bar on Wikipedia, type "Robert Olen Butler" and press enter or click the search button.
3. Click on the Wikipedia page that appears in the search results, titled "Robert Olen Butler."
4. On the Wikipedia page, scroll down and look for the section that provides information about Butler's works or bibliography.
5. Within this section, there should be a list of Butler's books or a description of his literary career.
6. Look for keywords or phrases that indicate the genre or genres in which Butler writes, such as "fiction," "literary fiction," "historical fiction," "short stories," or any specific genre names like "sci-fi" or "mystery."

By following these steps, you can find the necessary information on the Wikipedia page to determine the genre or genres in which Robert Olen Butler writes.