Research Interest: Clinical trials design & methods, neurobiology of movement and neurodegenerative disorders (Parkinson's disease, Alzheimer's disease, Multiple Sclerosis, and Huntington’s disease), chronic & neuropathic and acute pain, migrain & headacke, obsessive-compulsive disorders and trichotillomania, depression, anxiety, schizophrenia, ADHD, Stroke and applications of Imaging Technologies (PET, mMRI, fMRI, MRS, SPECT etc.) for Drug Development