# dashboard_controller.rb
before_filter :authenticate_user!

def index
  @contacts = current_user.contacts
end

# dashboard/index.html.erb
<% @contacts.each do |contact| %>
<p>
  <strong><%= contact.name %></strong> <br />
  Phone: <%= contact.phone %>
  Mobile: <%= contact.mobile %>
  Email: <%= contact.email %>
</p>
<% end %>