diff --git a/assets/js/appearance.js b/assets/js/appearance.js
index da3f8a9b..4e2082bc 100644
--- a/assets/js/appearance.js
+++ b/assets/js/appearance.js
@@ -55,8 +55,8 @@ window.addEventListener("DOMContentLoaded", (event) => {
   const switcherMobile = document.getElementById("appearance-switcher-mobile");
 
   // Load the i18n translations for the tooltips
-  const darkLabel = '{{ i18n "footer.dark_appearance" }}';
-  const lightLabel = '{{ i18n "footer.light_appearance" }}';
+  const darkLabel = {{ i18n "footer.dark_appearance" | jsonify }};
+  const lightLabel = {{ i18n "footer.light_appearance" | jsonify }};
 
   updateMeta();
   this.updateLogo?.(getTargetAppearance());
diff --git a/layouts/partials/author.html b/layouts/partials/author.html
index 995467e7..6f5683e9 100644
--- a/layouts/partials/author.html
+++ b/layouts/partials/author.html
@@ -11,9 +11,9 @@
       {{ $final := $authorImage }}
       {{ $squareImage := $authorImage }}
       {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
-        {{ $final = $authorImage.Fill "192x192" }}
+        {{ $final = $authorImage.Fill "192x192 Center" }}
         {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
-        {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
+        {{ $squareImage = $authorImage.Crop (printf "%dx%d Center" $shortSide $shortSide ) }}
       {{ end }}
       <img
         class="!mt-0 !mb-0 h-24 w-24 rounded-full me-4"
@@ -27,9 +27,9 @@
       {{ $final := $authorImage }}
       {{ $squareImage := $authorImage }}
       {{ if not $disableImageOptimization }}
-        {{ $final = $authorImage.Fill "192x192" }}
+        {{ $final = $authorImage.Fill "192x192 Center" }}
         {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
-        {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
+        {{ $squareImage = $authorImage.Crop (printf "%dx%d Center" $shortSide $shortSide ) }}
       {{ end }}
       <img
         class="!mt-0 !mb-0 h-24 w-24 rounded-full me-4"
diff --git a/layouts/partials/home/background.html b/layouts/partials/home/background.html
index ed8dd9a3..34de1ad4 100644
--- a/layouts/partials/home/background.html
+++ b/layouts/partials/home/background.html
@@ -60,9 +60,9 @@
               {{ $final := $authorImage }}
               {{ $squareImage := $authorImage }}
               {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
-                {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
+                {{ $final = $authorImage.Fill (print "288x288 Center q" ( $.Site.Params.Author.imagequality | default "96" )) }}
                 {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
-                {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
+                {{ $squareImage = $authorImage.Crop (printf "%dx%d Center" $shortSide $shortSide ) }}
               {{ end }}
               <img
                 class="mb-2 h-36 w-36 rounded-full"
diff --git a/layouts/partials/home/hero.html b/layouts/partials/home/hero.html
index 8fc56f4b..f1bdbd1c 100644
--- a/layouts/partials/home/hero.html
+++ b/layouts/partials/home/hero.html
@@ -56,9 +56,9 @@
               {{ $final := $authorImage }}
               {{ $squareImage := $authorImage }}
               {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
-                {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
+                {{ $final = $authorImage.Fill (print "288x288 Center q" ( $.Site.Params.Author.imagequality | default "96" )) }}
                 {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
-                {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
+                {{ $squareImage = $authorImage.Crop (printf "%dx%d Center" $shortSide $shortSide ) }}
               {{ end }}
               <img
                 class="mb-2 h-36 w-36 rounded-full"
diff --git a/layouts/partials/home/profile.html b/layouts/partials/home/profile.html
index 6611d669..78c48a56 100644
--- a/layouts/partials/home/profile.html
+++ b/layouts/partials/home/profile.html
@@ -15,9 +15,9 @@
         {{ $final := $authorImage }}
         {{ $squareImage := $authorImage }}
         {{ if not (or $disableImageOptimization (eq $authorImage.MediaType.SubType "svg")) }}
-          {{ $final = $authorImage.Fill (print "288x288 q" ( $.Site.Params.Author.imagequality | default "96" )) }}
+          {{ $final = $authorImage.Fill (print "288x288 Center q" ( $.Site.Params.Author.imagequality | default "96" )) }}
           {{ $shortSide := int (math.Min $authorImage.Width $authorImage.Height) }}
-          {{ $squareImage = $authorImage.Crop (printf "%dx%d" $shortSide $shortSide ) }}
+          {{ $squareImage = $authorImage.Crop (printf "%dx%d Center" $shortSide $shortSide ) }}
         {{ end }}
         <img
           class="mb-2 h-36 w-36 rounded-full"
diff --git a/layouts/partials/schema.html b/layouts/partials/schema.html
index 63db0927..072eb3b6 100644
--- a/layouts/partials/schema.html
+++ b/layouts/partials/schema.html
@@ -46,7 +46,19 @@
     "author" : {
       "@type": "Person",
       "name": "{{ $author.name | safeJS }}"{{ with $author.image }},
-      "image": {{ . | absURL }}{{ end }}{{ if $sameAs }},
+      {{- $authorImageURL := "" }}
+      {{- if or (strings.HasPrefix . "http:") (strings.HasPrefix . "https:") }}
+        {{- $authorImageURL = . }}
+      {{- else }}
+        {{- with resources.Get . }}
+          {{- /* Publish the original so the schema URL resolves even when
+            every other reference uses optimised variants. */}}
+          {{- $authorImageURL = .Permalink }}
+        {{- else }}
+          {{- $authorImageURL = . | absURL }}
+        {{- end }}
+      {{- end }}
+      "image": {{ $authorImageURL }}{{ end }}{{ if $sameAs }},
       "sameAs": [{{ range $i, $u := $sameAs }}{{ if $i }}, {{ end }}{{ $u }}{{ end }}]{{ end }}
     },
     {{ with .PublishDate }}"copyrightYear": "{{ .Format "2006" }}",{{ end }}