diff --git a/Slides/Class2.md b/Slides/Class2.md
index 2ff9f06686576b0ec2f51234651624fbd0c8a16c..b9f7fa70cf414637db549ffd2cff949add1d05ad 100644
--- a/Slides/Class2.md
+++ b/Slides/Class2.md
@@ -1,6 +1,7 @@
 ---
 title: IST-4-JAV Java Programming
 subtitle: Class 2 - Enough to fly
+author: Alice BRENON `<alice.brenon@liris.cnrs.fr>`
 date: 2021-09-24
 header-includes:
 	\usepackage{fdsymbol}
diff --git a/Slides/Class3.md b/Slides/Class3.md
index ce8895eb0e5095c21124fe7cbe59539297622fd7..8e40b506d40f582022e4b56595a56ed78ca0d072 100644
--- a/Slides/Class3.md
+++ b/Slides/Class3.md
@@ -1,6 +1,7 @@
 ---
 title: IST-4-JAV Java Programming
 subtitle: Class 3 - Modeling
+author: Alice BRENON `<alice.brenon@liris.cnrs.fr>`
 date: 2021-09-28
 header-includes:
 	\usepackage{fdsymbol}