Update README.md - listed Max as a MS tutor

README.md

@@ -56,6 +56,7 @@ Contact your MS tutor! If MS tutor is not around contact some other MS tutor.
 |Meeusen, E. (Evy)          |       Boltje/Rutjes    |
 |Yvonne Bartels             |       Boger/RuUMC?     |
 |Bruekers, J.P.J. (Jeroen)  |       Nolte            |
+|Max Derks                  |       Eurostars        |
 
 Your group not in a list? **Become a MS tutor yourself!** (PhD preferred)