An anonymous contributor reveals his name...
diff --git a/Misc/ACKS b/Misc/ACKS
index 67179f8..552955c 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -446,5 +446,6 @@
 Masazumi Yoshikawa
 Moshe Zadka
 Milan Zamazal
+Mike Zarnstorff
 Siebren van der Zee
 Uwe Zessin