Jean-Olivier Irisson is a computational ecologist. After graduating from the École Normale Supérieure in Paris, he studied the behaviour of tropical fish larvae and its implication for population connectivity for his Masters and PhD at the École Pratique des Hautes Études in Perpignan (France) as well as for his post-doc at the University of Miami. Since 2009, he is an associate professor at Sorbonne Université, in the Laboratoire d’Océanographie de Villefranche (Southern France). He leads the plankton ecology team and is involved in long term monitoring programs as well as research on plankton ecology, at the interface between environmental and computer sciences.