You can have social icons which could lead to your social profile.
Out-of-the box it has:

They could be setup in _config.yml.

To add more icons do following steps:

  • choose an icon you want to use: Font Awesome Icons
  • add variable in _config.yml
  • add icon in social.html with check if variable exists:
 {% if %}
    <a title="{{<your_social_variable> }}"
       href="{{site.url}}/{{<your_social_variable> }}"
{% endif %}