1. George Gallup, American public op inion statistician who evolved the Gallup Polls in 19 was born at Jefferson in Lowa.

2. The 7th wave has the same period as the spontaneous rhythmical EEG-waves in the different ages (Fig.6) and is thus considered to be the first wave of the “afterdischarge”.-During the first months the maximal amplitude of the occipital ep moves from the inion towards the occipital area.