diff --git a/_pages/archive/history-archive.html b/_pages/archive/history-archive.html
index e8245001..77e7da83 100644
--- a/_pages/archive/history-archive.html
+++ b/_pages/archive/history-archive.html
@@ -30,6 +30,8 @@ If you don't feel like exploring the wonders of discordapp, the contents of that
 
 <h2>Curators Archive</h2>
 
+<p><iframe src="//www.slideshare.net/slideshow/embed_code/key/ujYqOXNEaaogEq" width="595" height="485" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" style="border:1px solid #CCC; border-width:1px; margin-bottom:5px; max-width: 100%;" allowfullscreen> </iframe> <div style="margin-bottom:5px"> <strong> <a href="//www.slideshare.net/prabathsiriwardena/the-evolution-of-internet-identity" title="The Evolution of Internet Identity" target="_blank">The Evolution of Internet Identity</a> </strong> from <strong><a href="https://www.slideshare.net/prabathsiriwardena" target="_blank">Prabath Siriwardena</a></strong> </div></p>
+
 {% capture written_label %}'None'{% endcapture %}
 
 {% for collection in site.collections %}
diff --git a/_posts/2019-03-04-history.md b/_posts/2019-03-04-history.md
index e0021fd6..68226ec0 100644
--- a/_posts/2019-03-04-history.md
+++ b/_posts/2019-03-04-history.md
@@ -31,6 +31,7 @@ I've now been organizing information on the history of decentralized identity in
 If you don't feel like exploring the wonders of [discordapp](https://discord.gg/jp3zMgX), the contents of that server will be periodically published here:
 
 ⇉⇉ [**Collab-Curation Historical Archive**](/history/archive/) ⇇⇇
+{: .text-center}
 
 ### Identity Commons
 
@@ -40,6 +41,7 @@ Ultimately, the idea is to funnel this information into the identity-commons his
 >You are welcome to add more to the timeline and links to the things referenced.
 
 ⇉⇉ <a href="https://github.com/Identitywoman/identity-commons/blob/master/ID-History.md">**identitywoman/identity-commons**</a> ⇇⇇
+{: .text-center}
 
 ## Losing Control Over our Personal Information