What is the role of perception in the various Areas of Knowledge?

Perception is the process by which organisms interpret and organize sensation to produce a meaningful experience of the world. Sensation usually refers to the immediate, relatively unprocessed result of stimulation of sensory receptors in the eyes, ears, nose, tongue, or skin. Perception, on the other hand, better describes one's ultimate experience of the world and typically involves further processing of sensory input. Perception has played a great role in all the various fields of knowledge. …

…some it is very low and for others it is very high. To conclude, perception is the key to the understanding the world around us. The nature of the evidences provided may vary from human experience and history to the different cultural backgrounds or even different perceptions. The question of how certain we are about the role played by perception in the various areas of knowledge relies on the accuracy of our observations and analysis.