diff --git a/frontend/app.js b/frontend/app.js
old mode 100755
new mode 100644
index 490729e..70527aa
--- a/frontend/app.js
+++ b/frontend/app.js
@@ -340,9 +340,9 @@ function renderDetail(p) {
       '<div class="content"><h4>' + escapeHtml(s.headline) + '</h4><p>' + escapeHtml(s.description || '') + '</p></div></div>';
   }).join('');
   const forkNotice = (p.forked_from && p.forked_from !== 'null') ? '<div class="fork-notice">forked from: <a href="#protocols/' + p.forked_from + '" onclick="showDetail(\'' + p.forked_from + '\');return false">' + p.forked_from + '</a></div>' : '';
-  const sourceLine = p.source ? 'SOURCE: ' + escapeHtml(p.source) : '';
+  const sourceLine = (p.source && p.source !== '@' + (p.author || '')) ? 'SOURCE: ' + escapeHtml(p.source) : '';
   var sourceLink = p.source_url ? ' · <a href="' + escapeHtml(p.source_url) + '" target="_blank">view_original</a>' : '';
-  var authorLine = p.author ? ' · authored by <a href="#user/' + p.author + '" onclick="showUser(\'' + p.author + '\');return false">@' + escapeHtml(p.author) + '</a>' : '';
+  var authorLine = p.author ? (sourceLine ? ' · ' : '') + 'authored by <a href="#user/' + p.author + '" onclick="showUser(\'' + p.author + '\');return false">@' + escapeHtml(p.author) + '</a>' : '';
   var dateLine = p.created_at ? ' · added ' + formatDate(p.created_at) : '';
 
   return '<div class="detail-header"><div class="tag-row">' + tags + '</div>' +
@@ -742,8 +742,8 @@ async function showCollectionDetail(slug) {
         }
       }
     }
-    var sourceLine = c.source ? 'SOURCE: ' + escapeHtml(c.source) : '';
-    var authorLine = c.author ? ' · authored by <a href="#user/' + c.author + '" onclick="showUser(\'' + c.author + '\');return false">@' + escapeHtml(c.author) + '</a>' : '';
+    var sourceLine = (c.source && c.source !== '@' + (c.author || '')) ? 'SOURCE: ' + escapeHtml(c.source) : '';
+    var authorLine = c.author ? (sourceLine ? ' · ' : '') + 'curated by <a href="#user/' + c.author + '" onclick="showUser(\'' + c.author + '\');return false">@' + escapeHtml(c.author) + '</a>' : '';
   var dateLine = c.created_at ? ' · added ' + formatDate(c.created_at) : '';
 
   document.getElementById('collectionDetailContent').innerHTML =