Eric Janssen

Eric Janssen has a doctorate in demography and is a research officer in the DATA unit. He is involved in carrying out general population surveys implemented by the OFDT. 

He collaborates in the various phases of conducting and promoting studies and contributes to the quantitative analyses of the OFDT and its partners (French Public Health Agency, scientific laboratories, etc.). 

He is the reference expert for the European Drug Agency’s key indicator ‘Problem Drug Use’ (PDU), which estimates the number of problem drug user.