Bad code

gistfile1.erb

<% people = Person.find(
      :conditions => ["added_at > ? and deleted = ?", Time.now.utc, false],
      :order => "last_name, first_name") %>
<% people.reject { |p| p.address.nil? }.each do |person| %>
  <div id="person-<%= person.new_record? ? "new" : person.id %>">
    <span class="name">
      <%= person.last_name %>, <%= person.first_name %>
    </span>
    <span class="age">
      <%= (Date.today - person.birthdate) / 365 %>
    </span>
  </div>
<% end %>