Content Search Web Parts and their Display Templates offer great power and flexibility for aggregating and displaying content. There are some areas where this system falls short. It would be nice, for example, to allow the end user (in this case the Page Designer) customize the text for the column headers in a table. Sure some of the column names such as “Title” are fine. Others, like AuthorOWSUSER or LastModifiedTime, could use a little help.
Here’s a little trick.