diff --git a/README.md b/README.md
index 912d36f..ffa3ae0 100644
--- a/README.md
+++ b/README.md
@@ -102,6 +102,8 @@ omissions for existing koans.
 - Michael Kohl
 - Ben Lickly
 - Alex Robbins
+- Jaskirat Singh Veen
+
 
 
 ### Credits
diff --git a/ideaboard.txt b/ideaboard.txt
index b77dc9e..44b330d 100644
--- a/ideaboard.txt
+++ b/ideaboard.txt
@@ -1,6 +1,5 @@
 Concepts / Language Features
 =====
-Refs
 Agents
 Atoms
 Vars
@@ -16,10 +15,8 @@ trampolining
 reflection
 Java interop
 Protocols
-Datatypes
-Records
-Types
-Macros
+Deftypes
+DefRecords
 Pre and Post conditions of functions
 
 Particular Functions
@@ -35,7 +32,6 @@ map-indexed
 partition-all
 partition-by
 rand-nth
-range
 reductions
 constantly
 repeatedly