diff --git a/THANKS b/THANKS
index d6c649927..0d5d9db30 100644
--- a/THANKS
+++ b/THANKS
@@ -1,6 +1,7 @@
 GTSAM was made possible by the efforts of many collaborators at Georgia Tech
 
 Doru Balcan
+Chris Beall
 Alex Cunningham
 Alireza Fathi
 Eohan George
@@ -9,6 +10,7 @@ Yong-Dian Jian
 Michael Kaess
 Kai Ni
 Carlos Nieto
+Duy-Nguyen
 Manohar Paluri
 Christian Potthast
 Richard Roberts