diff --git a/en_US.ISO8859-1/articles/contributors/contrib.develalumni.xml b/en_US.ISO8859-1/articles/contributors/contrib.develalumni.xml
index b6ff163643..0bea1307f2 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.develalumni.xml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.develalumni.xml
@@ -2,6 +2,9 @@
 <!-- $FreeBSD$ -->
 <itemizedlist xmlns="http://docbook.org/ns/docbook"
 xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
+  <listitem>
+    <para>&a.mahrens.email; (2016 - 2020)</para>
+  </listitem>
 
   <listitem>
     <para>&a.gblach.email; (2012 - 2020)</para>
@@ -31,10 +34,18 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.remko.email; (2004 - 2019)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.wollman.email; (1993 - 2020)</para>
+  </listitem>
+
   <listitem>
     <para>&a.az.email; (2005 - 2019)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.bde.email; (1994 - 2019)</para>
+  </listitem>
+
   <listitem>
     <para>&a.murray.email; (&le; 2001 - 2019)</para>
   </listitem>
@@ -71,6 +82,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.zbb.email; (2013 - 2019)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.benno.email; (2000 - 2018)</para>
+  </listitem>
+
   <listitem>
     <para>&a.jwd.email; (2000 - 2019)</para>
   </listitem>
@@ -95,6 +110,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.jmmv.email; (2013 - 2019)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.lidl.email; (2015 - 2019)</para>
+  </listitem>
+
   <listitem>
     <para>&a.neel.email; (2009 - 2019)</para>
   </listitem>
@@ -139,6 +158,14 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.yongari.email; (2004 - 2019)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.def.email; (2016 - 2018)</para>
+  </listitem>
+
+  <listitem>
+    <para>&a.jeb.email; (2018 - 2018)</para>
+  </listitem>
+
   <listitem>
     <para>&a.jimharris.email; (2011 - 2018)</para>
   </listitem>
@@ -167,6 +194,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.rea.email; (2010 - 2018)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.bryanv.email; (2012 - 2018)</para>
+  </listitem>
+
   <listitem>
     <para>&a.daichi.email; (2002 - 2018)</para>
   </listitem>
@@ -191,6 +222,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.vg.email; (2013 - 2018)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.jonathan.email; (2010 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.kevlo.email; (1999 - 2017)</para>
   </listitem>
@@ -259,14 +294,30 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.rnoland.email; (2008 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.ru.email; (1999 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.sanpei.email; (2000 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.sephe.email; (2007 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.stefanf.email; (2004 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.silby.email; (2001 - 2018)</para>
+  </listitem>
+
+  <listitem>
+    <para>&a.skra.email; (2015 - 2018)</para>
+  </listitem>
+
   <listitem>
     <para>&a.syuu.email; (2012 - 2017)</para>
   </listitem>
@@ -283,6 +334,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.raj.email; (2007 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.theraven.email; (2011 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.ups.email; (2004 - 2017)</para>
   </listitem>
@@ -315,10 +370,18 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.jh.email; (2009 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.jmcneill.email; (2016 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.rmh.email; (2011 - 2017)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.slm.email; (2014 - 2017)</para>
+  </listitem>
+
   <listitem>
     <para>&a.versus.email; (2008 - 2017)</para>
   </listitem>
@@ -383,6 +446,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.itetcu.email; (2006 - 2015)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.achim.email; (2013 - 2015)</para>
+  </listitem>
+
   <listitem>
     <para>&a.ade.email; (2000 - 2015)</para>
   </listitem>
@@ -535,6 +602,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.pclin.email; (2013)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.qingli.email; (2005 - 2013)</para>
+  </listitem>
+
   <listitem>
     <para>&a.roam.email; (2000 - 2013)</para>
   </listitem>
@@ -559,6 +630,10 @@ xmlns:xlink="http://www.w3.org/1999/xlink" version="5.0">
     <para>&a.flz.email; (2005 - 2013)</para>
   </listitem>
 
+  <listitem>
+    <para>&a.scf.email; (2007 - 2012)</para>
+  </listitem>
+
   <listitem>
     <para>&a.gj.email; (2003 - 2012)</para>
   </listitem>