diff --git a/harvard-imperial-college-london.csl b/harvard-imperial-college-london.csl
index 109201941f2..72b72707f73 100644
--- a/harvard-imperial-college-london.csl
+++ b/harvard-imperial-college-london.csl
@@ -17,9 +17,9 @@
     <updated>2021-09-28T14:37:15+00:00</updated>
     <rights license="http://creativecommons.org/licenses/by-sa/3.0/">This work is licensed under a Creative Commons Attribution-ShareAlike 3.0 License</rights>
   </info>
-  <macro name="editor">
-    <names variable="editor" delimiter=", ">
-      <name and="symbol" initialize-with="."/>
+   <macro name="editor">
+    <names variable="editor" >
+      <name and="symbol" delimiter=", " initialize-with="."/>
       <label form="short" prefix=" (" suffix=")"/>
     </names>
   </macro>
@@ -28,6 +28,7 @@
   </macro>
   <macro name="author">
     <names variable="author">
+      <name and="symbol" name-as-sort-order="all" sort-separator=", " initialize-with="." delimiter-precedes-last="never" delimiter=", "/>
       <label form="short" prefix=" "/>
       <substitute>
         <text macro="editor"/>