Background.- Principles of Multimodal Functional Imaging and Data Integration.- EEG: Origin and Measurement.- The Basics of Functional Magnetic Resonance Imaging.- Locally Measured Neuronal Correlates of Functional MRI Signals.- What Can fMRI Add to the ERP Story?.- The Added Value of EEG-fMRI in Imaging Neuroscience.- Technical and Methodological Aspects of Combined EEG-fMRI Experiments.- EEG Instrumentation and Safety.- EEG Quality: Origin and Reduction of the EEG Cardiac-Related Artefact.- EEG Quality:The Image Acquisition Artefact.- Image Quality Issues.- Specific Issues Related to EEG-fMRI at B 0 3 T.- Experimental Design and Data Analysis Strategies.- Applications of EEG-fMRI.- Brain Rhythms.- Sleep.- EEG-fMRI in Adults with Focal Epilepsy.- EEG-fMRI in Idiopathic Generalised Epilepsy (Adults).- EEG-fMRI in Children with Epilepsy.- Combining EEG and fMRI in Pain Research.- Simultaneous EEG and fMRI of the Human Auditory System.- Visual System.- Cognition.- Neuronal Models for EEG-fMRI Integration.- BOLD Response and EEG Gamma Oscillations.- EEG-fMRI in Animal Models.- EEG-fMRI Information Fusion: Biophysics and Data Analysis.