Figure 5From: Interaction between valence of empathy and familiarity: is it difficult to empathize with the positive events of a stranger? N1 and P3 topographic maps. The upper map shows the N1 (80 to 150Â ms) map under each condition, and the lower map shows the P3 (300 to 600Â ms) map. Red and blue areas show high amplitude of positive and negative potentials.Back to article page