Dred Scott decision, formally Dred Scott v. John F.A. Sandford, legal case in which the U.S. Supreme Court on March 6, 1857, ruled (7–2) that a slave (Dred Scott) who had resided in a free state and territory (where slavery was prohibited) was not thereby entitled to his freedom; that African Americans were not and could never be citizens of the United States; and that the Missouri Compromise (1820), which had declared free all territories west of Missouri and north of latitude 36°30′, was unconstitutional. The decision added fuel to the sectional controversy and pushed the country closer to civil war.
Mass media have huge reach in society and are a key filter through which people learn about each other, yet countless studies demonstrate that these media continue to reproduce ethnic and racial stereotypes, with often harmful effects. Very often, when minorities are represented in the media , they are shown only in narrowly stereotyped roles, such as the model Asian migrant or the exotic Latina, or depicted negatively as the problematic “other,”. Researchers have found that prolonged television exposure predicts a decrease in self-esteem for all girls and for black boys, but an increase in self-esteem for white boys. These differences correlate with the racial and gender practices in movie and tv shows, which predominantly casts white men as heroes, while erasing or subordinating other groups
The security control, if not applied, that can allow an attacker to bypass other security controls is Physical access control.
<h3>What is Physical access control systems in
security control?</h3>
Physical access control systems can be explained as a type of physical security control that is been used in restriction of access to a certain area or building.
And if it is not well controlled , it can allow an attacker to bypass other security controls.
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Cognitive dissonance, is a term used in psychology that explains the feeling of discomfort by a person who is facing two situations that contradict each other.
An example used to explain it, is the story of the fox who very much wants to eat a bunch of grapes that is in a very high place. As the Fox can not find a way to reach it, she gives up using the excuse that the grapes are green and bitter.
To alleviate cognitive dissonance, one can:
1- Change the behavior to relieve the situation of discomfort.
2- Try to justify the discomfort with new ideas
3- Justify the discomfort.
