diff --git a/content/da-01-motivation.md b/content/da-01-motivation.md
index 0ee5e05..29bbc9f 100644
--- a/content/da-01-motivation.md
+++ b/content/da-01-motivation.md
@@ -1,7 +1,7 @@
 <!-- .slide: id="damotivation" -->
-## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
-## * ~ * ~ Data archiving  * ~ * ~
-## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
+## ~ * ~ * ~ * ~ * ~ * ~ *
+##     Data archiving
+## ~ * ~ * ~ * ~ * ~ * ~ *
 
 #--
 
diff --git a/content/da-02-fairdata.md b/content/da-02-fairdata.md
index 3d2a848..3eec3b5 100644
--- a/content/da-02-fairdata.md
+++ b/content/da-02-fairdata.md
@@ -1,7 +1,7 @@
 <!-- .slide: id="fairdata" -->
-## ~ * ~ * ~ * ~ * ~ * ~ * ~ 
-## * ~ * ~ FAIR data * ~ * ~
-## ~ * ~ * ~ * ~ * ~ * ~ * ~ 
+## ~ * ~ * ~ * ~ * ~ 
+##    FAIR data
+## ~ * ~ * ~ * ~ * ~ 
 
 #--
 
diff --git a/content/da-03-metadata.md b/content/da-03-metadata.md
index 65dafbb..1518a3c 100644
--- a/content/da-03-metadata.md
+++ b/content/da-03-metadata.md
@@ -1,6 +1,6 @@
 <!-- .slide: id="metadata" -->
 ## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
-## * ~ *  Metadata and standards ~ * ~
+##        Metadata and standards 
 ## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
 
 #--
diff --git a/content/da-04-datarepos.md b/content/da-04-datarepos.md
index 5194fe8..b371f62 100644
--- a/content/da-04-datarepos.md
+++ b/content/da-04-datarepos.md
@@ -1,8 +1,7 @@
 <!-- .slide: id="datarepos" -->
-## Research data repositories
 
 ## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
-## * ~ *  Research Data Repositories ~ * ~
+##       Research Data Repositories
 ## ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ * ~ *
 
 #--
diff --git a/content/da-06-licensing.md b/content/da-06-licensing.md
index 86c843b..2685daa 100644
--- a/content/da-06-licensing.md
+++ b/content/da-06-licensing.md
@@ -1,5 +1,7 @@
 <!-- .slide: id="datalicensing" -->
-## Data licensing
+## * ~ * ~ * ~ * ~ * ~ * ~ 
+##      Data Licensing
+## * ~ * ~ * ~ * ~ * ~ * ~ 
 
 #--