Freedom according to Gandhi is an essential factor in people's life because without freedom cannot develop himself as a human.
Freedom according to Dr. Martin Luther King is the defense and exaltation of personal liberties in the public sphere. His specific term of freedom, "Unity and Responsibility" from individuals, was part of his non-violent resistance movement.
Freedom according to Katherine Johnson is having the opportunity to do what you want to do and pave the way for others to follow through.