Figure 1 Polar Projections (IMAGE) IOS Press Caption Polar projections and topographic view of spherical spline interpolations of the voltage topography (in microvolts) 170 milliseconds following the onset of the face stimulus for two conditions: Anger and Fear Credit Centre for Research and Technology Hellas (CERTH) Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.