diff --git a/README.md b/README.md
index cf476f4..6fcfb71 100644
--- a/README.md
+++ b/README.md
@@ -8,7 +8,7 @@
 
 ### About the Experiment 
 
-### Subject Matter Expert
+### Project Principal Investigator
 <b>Name | <b> **Prof. C.S.Kumar**
 :--|:--|
 <b> Institute | <b>  **Indian Institute of Technology Kharagpur**
diff --git a/experiment/contributors.md b/experiment/contributors.md
index 5966965..86b4487 100644
--- a/experiment/contributors.md
+++ b/experiment/contributors.md
@@ -1,9 +1,9 @@
-## Subject Matter Expert
+## Project Principal Investigator
 <b>Name | <b> **Prof. C.S.Kumar**
 :--|:--|
 <b> Institute | <b>  **Indian Institute of Technology Kharagpur**
 <b> Email id|     <b>  **kumar@mech.iitkgp.ac.in**
-<b> Department |  **Department of Mechanical Engineering **
+<b> Department |  **Department of Mechanical Engineering**
 <b>Webpage| <b> [http://facweb.iitkgp.ac.in/~cskumar/](http://facweb.iitkgp.ac.in/~cskumar/)
 
 ## Contributors List