%ul.list-unstyled
  - unless @conference.contact_email.blank?
    %li
      = link_to "#{ @conference.contact_email }" do
        %i.fa.fa-envelope.fa-3x
      = @conference.contact_email
  - unless @conference.social_tag.blank?
    %li
      = link_to "#{ @conference.social_tag }" do
        %i.fa.fa-thumbs-o-up.fa-3x
      = "##{@conference.social_tag}"
  - unless @conference.facebook_url.blank?
    %li
      = link_to "#{ @conference.facebook_url }" do
        %i.fa.fa-facebook-square.fa-3x
      = @conference.facebook_url
  - unless @conference.twitter_url.blank?
    %li
      = link_to "#{ @conference.twitter_url }" do
        %i.fa.fa-twitter.fa-3x
      = @conference.twitter_url
  - unless @conference.instagram_url.blank?
    %li
      = link_to "#{ @conference.instagram_url }" do
        %i.fa.fa-instagram.fa-3x
      = @conference.instagram_url
  - unless @conference.google_url.blank?
    %li
      = link_to "#{ @conference.google_url }" do
        %i.fa.fa-google.fa-3x
      = @conference.google_url