WG-Energy-Use-and-Systems.md

 ## Active participants
-* WG Coordinators: Jerome Kaempf and Moritz Lauster
+* WG Coordinators: Jerome Kaempf and [Moritz Lauster](mlauster@eonerc.rwth-aachen.de)
 * Mailing List of active participants: ...
 
 ## Objectives of this module