%div.row.text-center
  %div.col-md-12
    %h3 Keynote Speakers
  - @keynote_speakers.each do |k|
    %div{ class: (@keynote_speakers.count.to_i <= 2 ? "col-md-#{12/@keynote_speakers.count.to_i}" : "col-md-4") }
      = image_tag(k.gravatar_url(size: '80'), class: 'img-circle') unless k.gravatar_url.blank?
      %h4
        = k.name
      -unless k.biography.blank?
        %p
          = k.biography