Vassseur ran the ART GP2 team with which Hulkenberg won the title in 2009 .
Vasseur 's presence was known to be a factor in Nico Hulkenberg 's decision to join the French team for this season .
Vassseur ran the ART GP2 team with which Nico Hulkenberg won the title in 2009 .
Vasseur 's presence was known to be a factor in Nico Hulkenberg 's decision to join the French team for this season .