Error: The academic-jekyll-theme theme could not be found. 

I encountered this error when running on the **github page**.

To address it, change
```bash
theme: theme: academic-jekyll-theme
```
to 
```bash
remote_theme: academic-jekyll-theme
```
in the **_config.yml** file.

[[Ref](https://stackoverflow.com/a/71424820/20018049)]