Update about.md

_extras/about.md

@@ -5,24 +5,26 @@ title: About
 ## Authors
 
 The material in this lesson have been compiled from many years by member of the CMS Collaboration.
-Here are some of the names who have contribute to this over the years:
+Here are some of the names (listed alphabetically) who have contribute to this over the years:
 
- * Cristina Ana Mantilla Suarez
- * Christine McLean
- * Henning Kirschenmann
- * Raffaele Gerosa
- * John Hakala
- * Kevin Pedro 
- * Chin Lung Tan
- * Caleb James Smith
- * Juska Pekkanen
- * Alexx Perloff
- * David Yu
- * Alejandro Gomez Espinosa
- * Justin Pilot
- * Tongguang Cheng
- * Jim Dolen
- * Salvatore Rappoccio
+ * Oz Amran  
+ * Alp Akpinar  
+ * Debabrata Bhowmik  
+ * Matteo Cremonesi  
+ * Mariarosaria D'Alfonso  
+ * Yongbin Feng  
+ * Zach Flowers
+ * Abhijith Gandrakota
+ * Saranya Ghosh  
+ * Christian Herwig 
+ * Fabio Iemmi  
+ * Alexis Kalogeropoulos  
+ * Clemens Lange  
+ * Garyfallia (Lisa) Paspalaki  
+ * Ramkrishna Sharma  
+ * Daniel Spitzbart  
+ * Hannsjörg Weber
+ * Wei Wei 
  * and many many more.