We are both researchors in the field of Web & Mobile Innovation for Customer Relationship Management, working at EDF R&D at Clamart, France (near Paris). We also are both teaching in various places like Sciences Po Paris, Télécom SudParis, Université Paris VIII, Mines ParisTech et Télécom ParisTech. You can follow us at @delalonde (Charles) and @starcrouz (Stéphane).