St. Petersburg State University 1 article published in JoVE Behavior Transcranial Direct Current Stimulation (tDCS) of Wernicke's and Broca's Areas in Studies of Language Learning and Word Acquisition Evgeny Blagovechtchenski1, Daria Gnedykh1, Diana Kurmakaeva1, Nadezhda Mkrtychian1, Svetlana Kostromina1, Yury Shtyrov1,2 1Laboratory of Behavioural Neurodynamics, St. Petersburg State University, 2Center of Functionally Integrative Neuroscience (CFIN), Department of Clinical Medicine, Aarhus University Here, we describe a protocol for using transcranial direct current stimulation for psycho- and neurolinguistic experiments aimed at studying, in a naturalistic yet fully controlled way, the role of cortical areas of the human brain in word learning, and a comprehensive set of behavioral procedures for assessing the outcomes.