An important point from the authors' discussion on why people need to care about the dangers of pseudo-psychology is that

a. harm rarely results from pseudopsychological beliefs or treatments.
b. a lack of critical thinking may lead to poor decisions that affects one's personal life, including their physical or emotional health.
c. people are often quite accurate and unbiased in their day-to-day decision-making.
d. quackery and pseudo-psychology are especially easy to detect without exposure to critical thinking or skepticism.
e. the more people listen to pseudo-psychology, the more accurate the claims of that pseudo-psychology¬ become.

b. a lack of critical thinking may lead to poor decisions that affect one's personal life, community, and/or child's schooling.