app/views/style_guides/conferences/_profile.html.erb
<%= render partial: 'conferences/profile', locals: {conference: OpenStruct.new(name: 'Dave danger', twitter_name: '@omg', twitter_url: 'https://example.com', logo_url: "https://placekitten.com/300/300", banner_url: "https://placekitten.com/300/300", description: ('omg ' * 30))} %>