app/views/labs/manage_admins.html.haml
.row
.col-lg-12= title "Manage Admins for #{@lab}"
.col-lg-12.box
= simple_form_for @lab do |f|
.field
%label Lab Creator
= link_to @lab.creator, @lab.creator
= f.input :admin_ids, collection: @users, label_method: :full_name, value_method: :id, input_html: { multiple: true}, selected: @admins.map(&:id), label: "Other Admins"
= f.submit "Update", class: 'button button-primary btn-lg'