Allan V. Kalueff is professor of neuroscience in the Department of Physiology and Biophysics at Georgetown University Medical School. He publishes actively on models of drug-drug and drug-receptor interactions, theories of brain disorders and their therapy, and complex interplay between cognitive, motivational and genetic bases of animal behavior. Carisa L. Bergner is a researcher in the Department of Physiology and Biophysics at Georgetown University Medical School. Her research currently involves mouse and zebrafish models of stress and depression. Justin L. La Porte holds a position at the National Institute of Mental Health in Bethesda, Maryland, USA. His research employs behavioral pharmacology and molecular genetics approaches to elucidate the pathogenetic mechanisms of psychiatric disorders such as depression, anxiety, and obsessive-compulsive disorder, with a specific focus on the role of serotonin transporter.