diff --git a/draft.tex b/draft.tex
index febfc81..f45a8a8 100644
--- a/draft.tex
+++ b/draft.tex
@@ -433,8 +433,8 @@
 \end{figure}
 
 
-
-
+%We acknowledge useful contributions from Gino Isidori, Danny van Dyk and Patrick Owen.
+%This work is supported by the Swiss National Science Foundation (SNF) under contract  
 
 
 \bibliography{references}