He has co-edited a book entitled, Obesity Prevention: The Role of Brain and Society on Individual Behavior.

[6][7] He also proposed approaches to understand the neural processes underlying how we make decisions, using functional neuroimaging, and work with brain damaged patients.

In his studies, he also evaluated various neuroscientific theories about drug-use behavior, and demonstrated the role of the brain pathways involved in pain, pleasure, decision-making, craving and addiction.

[13] Bechara also discovered in his lab that damage to a small brain region, named the insula, wipes out smoking addiction.

[14] This finding brought to light the potential role of a new neural region, which was completely ignored in the past, in the psychopathology of addiction.