Tiam has an embedded feature to show a box with “Author info”.
To configure this feature you have to go to Appearence->Customize in your wordpress dashboard, and then click on Tiam:General Settings
After that just click on About link.
Here you have few options to configure your “about box”.
The first two checkbox defines the visibility of the about box (on home page sidebar and on single post sidebar).
After you can upload 2 images: one is the avatar of your wordpress author, the other one is the background of your box.
Then you can fill 3 different text area with: Author Name, Author Location and a Short Description.
At the bottom of your configuration screen you can select your box style between 5 different styles, if you want to show your social media icon and the margin under the box (expressed in pixel).
When you’ve done with your settings just click on publish button in the top left.