The quickest way to promote a person (contributor, editor etc) on your web page is to opt for the Person Picker block. Hover above the section where you want to position your block on the web page and a new window will show up. Select Person Picker from the Available blocks drop-down menu.
Select the relevant button depending on where you want to see this block: Show on every page, Show on the current page only, or Share across many pages. Add the Block heading, check the Published box, and select from Block sizing options.
Now choose a Person you want to present on your web page. Click on the yellow Choose person button and the list of all of your contacts will pop up. Click on the name you wish to put on your website:
Select Layout from the drop-down menu and when finished, click on the Save component button. The selected person will be presented on your web page: