An "author photo" is a picture of the person who wrote a book. It's usually found on the back of the book or in the author's biography. Full definition
Brand yourself by using the same professional author photo, similar headers, and a bio that clearly states you are an author. (mybookcave.com)
It matters because results with author photos get more clicks than results without the photos. (socialmediagovernance.com)
There are a lot of mistakes you can make, but we've narrowed it down to the top four mistakes that keep author photos from being a great book marketing tool. (millcitypress.net)