diff --git a/README.md b/README.md
index ba243a9..e701ee4 100644
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+++ b/README.md
@@ -38,6 +38,6 @@ plotINT(int, ...)
 For a detailed introduction to `interactionRCS` and code examples please refer to this [vignette](https://raw.githack.com/gmelloni/interactionRCS/main/inst/extdata/vignette.html)
 
 ### Authors
-Giorgio Melloni, Andrea Bellavia
+Giorgio Melloni, Hong Xiong, Andrea Bellavia
 
 TIMI study group, Department of Cardiovascular Medicine, Brigham and Womens Hospital / Harvard Medical School