diff --git a/app/assets/javascripts/sitewide/atwho_users.js.erb b/app/assets/javascripts/sitewide/atwho_users.js.erb
index 2e406dca7..91adb1838 100644
--- a/app/assets/javascripts/sitewide/atwho_users.js.erb
+++ b/app/assets/javascripts/sitewide/atwho_users.js.erb
@@ -5,6 +5,8 @@
     'focus',
     '[data-atwho-users-edit]',
     function() {
+      // Only initialize if URL is present and
+      // atwho is not initialized yet
       if (
         $(document.body).is('[data-atwho-users-url]') &&
         _.isUndefined($(this).data('atwho'))
@@ -54,29 +56,21 @@
               return res;
             },
             highlighter: function(li, query) {
+              function highlight(el, sel, re) {
+                var prevVal = el.find(sel).html();
+                var newVal = prevVal.replace(re, '<strong>$&</strong>');
+                el.find(sel).html(newVal);
+              }
+
               if (!query) {
                 return li;
               }
 
-              var li2 = $(li);
+              var $li = $(li);
               var re = new RegExp(query, 'gi');
-              var prevVal =
-                li2
-                .find('[data-val=full-name]')
-                .html();
-              var newVal =
-                prevVal
-                .replace(re, '<strong>$&</strong>');
-              li2.find('[data-val=full-name]').html(newVal);
-              prevVal =
-                li2
-                .find('[data-val=email]')
-                .html();
-              newVal =
-                prevVal
-                .replace(re, '<strong>$&</strong>');
-              li2.find('[data-val=email]').html(newVal);
-              return li2[0].outerHTML;
+              highlight($li, '[data-val=full-name]', re);
+              highlight($li, '[data-val=email]', re);
+              return $li[0].outerHTML;
             },
             beforeInsert: function(value, li) {
               var res = '';
@@ -101,6 +95,9 @@
             '<strong><%= I18n.t("atwho.users.dismiss_1") %></strong> ' +
             '<%= I18n.t("atwho.users.dismiss_2") %>' +
             '</div>' +
+            '<div class="dismiss">' +
+            '<span class="glyphicon glyphicon-remove"></span>' +
+            '</div>' +
             '</div>' +
             '</div>',
           limit: <%= Constants::ATWHO_SEARCH_LIMIT %>,
diff --git a/app/assets/stylesheets/themes/scinote.scss b/app/assets/stylesheets/themes/scinote.scss
index 4761fb8e8..9e4e8ae6f 100644
--- a/app/assets/stylesheets/themes/scinote.scss
+++ b/app/assets/stylesheets/themes/scinote.scss
@@ -1787,10 +1787,19 @@ th.custom-field .modal-tooltiptext {
       display: inline;
       margin-right: 15px;
       font-size: smaller;
+    }
 
-      strong {
-        color: $color-black;
-      }
+    div strong {
+      color: $color-black;
+    }
+
+    .dismiss {
+      color: $color-emperor;
+    }
+
+    .dismiss:hover {
+      color: $color-black;
+      cursor: pointer;
     }
   }
 }