Dinos Meletis is Professor in Systems Neuroscience in the Department of Neuroscience at Karolinska Institutet in Sweden. Dinos received his PhD from the Karolinska Institutet under the supervision of Prof. Jonas Frisén, and performed his postdoctoral training with Prof. Li-Huei Tsai at the Massachusetts Institute of Technology (MIT). Dinos and his laboratory are investigating the principles of circuit organization and the role of different neuron subtypes in producing different aspects of motivated behaviors, focusing on the role of the basal ganglia and habenula in reward & aversion