Add a blog posts macro with only titles showing. You'll see a dot next to the author's name. Reproduce in Chrome doc theme. Reported against all themes though.

https://studio.plugins.atlassian.com/browse/ADVMACROS-206

Black dot appear when {blog-posts} macro are rendered on IE and Chrome and content type is title. Firefox rendered the macro perfectly fine (no black dot).

In Chrome, black dot appear at the end of the blog creator name

In IE, black dot appear in the middle of the blog creator name