Philosopher who wrote disobedience is the true foundation of liberty

The Philosopher who wrote disobedience is the true foundation of liberty is:

- Henry David Thoreau.

Explanation:

Henry David Thoreau was an American philosopher, poet and writer from 19th century, who wrote "Walden and Civil Disobedience" where he lay the foundation the disobedience with his famous phrase, which complete is: "The disobedience is the true foundation of liberty, the obedient must be slaves", where he conceptualizes the requirements that have a person for being considered free.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.