osem-fcy/app/views/admin/people/index.html.haml

%h2 
  People
  - if @people
    = "(#{@people.length})"
%table.table.table-striped.table-bordered.table-hover#people
  %thead
    %th
      %b Email
    %th
      %b Last Name
    %th
      %b First Name
    %th
      %b Public Name
    %th
      %b # of Conference Registrations
    %th
  - @people.each do |person|
    %tr
      %td= person.email
      %td= person.last_name
      %td= person.first_name
      %td= person.public_name
      %td= person.registrations.count
      %td= link_to "View", admin_person_path(person)

:javascript
  $(document).ready(function() {
      $('#people').dataTable( {
        sPaginationType: "full_numbers"
      } );
  } );