(for address list click here) societies Interdisc Soc of Biol Psychiatry Dutch League against Epilepsy Dutch Society for Psychophysiology Sect Neuroradiology/Soc Radiology Soc Exp Clin Neuroscience Soc Sleep-Wake Research Soc Clin Neurophysiology Soc Endocrinology Soc Gerontology Soc Neurology Soc Neuropathology Soc Neuropsychology Soc Neurosurgeons Soc Psychiatry Soc Psychonomics