The theater of cruelty was founded by French playwright, Henry Becque. Antonin Artaud, originally a member of the surrealist movement, is a main contributor to this genre and began to write his own theatrical theories.
The passage describes the Author's impression of students participating in the "Upward Bound" program and it is generally favourable towards the program, without giving a more specific reason for this favourable opinion, it's more the author's personal impression.
Thus, we could say that the author has a positive bias towards the program.
Shading will make parts that appear farther away DARKER.
For any art work, the parts that are nearer on the artwork will appear clear while the parts that are farther away will appear faint and light. The parts that are farther away can be shaded to make them them appear darker instead of faint.
Shah Habib is his father's name