diff --git a/Misc/ACKS b/Misc/ACKS
index 97edd0d..8eba81e 100644
--- a/Misc/ACKS
+++ b/Misc/ACKS
@@ -52,6 +52,7 @@
 Paul Everitt
 Niels Ferguson
 Sebastian Fernandez
+Nils Fischbeck
 Robin Friedrich
 Jim Fulton
 Peter Funk
@@ -69,6 +70,7 @@
 Ivan Herman
 Kevan Heydon
 David Hobley
+Tim Hochberg
 Chris Hoffman
 Philip Homburg
 Ken Howard
@@ -111,6 +113,7 @@
 Adrian Phillips
 Amrit Prem
 John Redford
+Terry Reedy
 Steven Reiz
 Timothy Roscoe
 Jim Roskind
@@ -149,6 +152,7 @@
 Bob Watson
 Rickard Westman
 Dik Winter
+Ka-Ping Yee
 Masazumi Yoshikawa
 Siebren van der Zee
 hajime@jsk.t.u-tokyo.ac.jp