Stefan Krah was missing from Misc/ACKS in the py3k branch.
diff --git a/Misc/ACKS b/Misc/ACKS
index 2b07e17..5091941 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -425,6 +425,7 @@
 Damon Kohler
 Joseph Koshy
 Maksim Kozyarchuk
+Stefan Krah
 Bob Kras
 Holger Krekel
 Michael Kremer