diff --git a/Misc/ACKS b/Misc/ACKS
index c488644..1c453f0 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -1081,6 +1081,7 @@
 Gerald S. Williams
 Steven Willis
 Frank Willison
+Geoff Wilson
 Greg V. Wilson
 J Derek Wilson
 Paul Winkler