Eduard Vieta is Professor of Psychiatry at the University of Barcelona and Chair of the Department of Psychiatry and Psychology at the Hospital Clinic, where he also leads the Bipolar Disorders Program in Barcelona, Catalonia, Spain. The Bipolar Unit is one of the worldwide leaders in clinical care, teaching and research on bipolar disorder. Dr. Vieta is the current Director of the Bipolar Research Program at the Spanish Research Network on Mental Diseases (CIBERSAM), funded by the Spanish Ministry of Economy and Competitiveness. Professor Vieta has received several awards, including the Aristotle award (2005), the Mogens Schou award (2007), the Strategic Research award of the Spanish Society of Biological Psychiatry (2009), the Official College of Physicians award to Professional Excellence (2011), the Colvin Price on Outstanding Achievement in Mood Disorders Research by the Brain and Behaviour Research Foundation (2012), and the Clinical Neuroscience Lilly award by the International College of Neuropsychopharmacology (CINP 2014). He is currently the treasurer of the European College of Neuropsychopharmacology (ECNP). He has made significant contributions to many of the published bipolar disorder treatment guidelines and has authored more than 500 original articles, 350 book chapters and 30 complete books. His H index is 70 and has over 18000 citations, which makes him the most cited scientist worldwide in the field of bipolar disorder over the last 5 years and one of the world’s most influential scientific minds, according to Thompson Reuters. Furthermore, he is on the editorial board of a range of international scientific journals and has served as invited professor at McLean Hospital and Harvard University and as neuroscience scientific advisor to the European Presidency.