The limbic system of the brain, including the hippocampus and amygdala (which are involved in processing emotions and motivation, among many other things) is very active, as well as some areas of the prefrontal cortex during the process of dreaming.
Both Solarization and Sabattier Effects are techniques used in photography. The difference is the amount of exposure that the photos undergo. Solarization effect produces photos that are fully exposed therefore creating blac and white photos, while the sabattier effect produces photos that are partially exposed creating different varying tones (i.e. sepia)
For being a dutch painter