diff --git a/people/cjucovschi.md b/people/cjucovschi.md
index 3e1b6f675e881527c824735ec7ab150972acb089..1fc917bbde48cb3cecf6dd65574e0fef9fc9d8ae 100644
--- a/people/cjucovschi.md
+++ b/people/cjucovschi.md
@@ -1,8 +1,8 @@
 ---
 layout: person
 
-title: Constantin Jucovschi
-fullname: M.Sc. Constantin Jucovschi
+title: Constantin Jucowski
+fullname: M.Sc. Constantin Jucowski
 pic: public/images/cjucovschi.jpeg
 
 role: phd-student
@@ -14,8 +14,8 @@ affiliation: Computer Science, FAU Erlangen-Nürnberg
 ---
 
 ### Description
-Constantin Jucovschi Ph.D. Student of Computer Science at FAU Erlangen supervised by
-Prof. Michael Kohlhase. 
+Constantin Jucowski, Ph.D. Student of Computer Science at FAU Erlangen supervised
+externally by Prof. Michael Kohlhase. 
 
 As of 2007 I am participating in various projects within the KWARC group, namely: SIDER:
 main developer of the xText based framework for developing semantic IDEs. NWERC 2010:
diff --git a/people/twiesing.md b/people/twiesing.md
index 0a3fccd3bad7b3ea900193747135a5f1134b8504..2af3e76e31ef6a549da01b1c71f7b894f4315c61 100644
--- a/people/twiesing.md
+++ b/people/twiesing.md
@@ -19,7 +19,7 @@ affiliation: FAU Erlangen-Nürnberg
 Hi, my name is Tom Wiesing and I am a German guy who is currently a _PhD candidate_ in the KWARC Group at FAU Erlangen-Nürnberg. 
 Previously, I achieved my _Master Of Science_ at _Jacobs University Bremen_ in _Data Engineering_. 
 
-I am working MathHub, a hub of mathematical knowledge, and related projects within the group.
+I am working [MathHub](/systems/mathhub), a hub of mathematical knowledge, and related projects within the group.
 
 In my free time I like to code and make random tweets.