Boston, MA 1/19/12 Olivier Joubert (cq) is the autism business unit manager for Aldebaran Robotics. He introduces Nao (cq), the programmable humanoid robot, on Thursday, January 19, 2012. To date, 2,000 of the units have been sold in 45 countries. This subsidiary of the Paris-based company is located in Boston's Innovation District. (Pat Greenhouse/Globe Staff); Reporter: Michael Farrell; Section: Business; Slug: 23district