Google is showing the reviewers name on some of the rich snippet reviews. One good example is when you search for [iphone 6 review] and the reviews that come up list the person who wrote the article.
This clearly seems to only work when the review is given by an individual and there aren't multiple reviews on the same page.
Here is a screen shot of the desktop view:
Here is a screen shot of the mobile view:
Hat tip to @vladrpt who shared this with me, I do think it is newish.
Forum discussion at Twitter.
