I recently ran a two part public webinar series, WordPress for Photographers. I covered all the basics of installing and configuring WordPress before moving on to address the specific features of interest to photographers.
There are videos available of each session as follows:
Full details of what was covered are available in this free preview file.
There is also a preview video of a section from the Essentials session showing just how easy it is to add galleries to WordPress posts, click below to view.