It doesn't help that there have been active efforts for decades to prevent people from learning and developing critical thinking skills.
We oppose the teaching of Higher Order Thinking Skills (HOTS) (values clarification), critical thinking skills and similar programs that are simply a relabeling of Outcome-Based Education (OBE) (mastery learning) which focus on behavior modification and have the purpose of challenging the student’s fixed beliefs and undermining parental authority. - The 2012 Texas Republican Party Platform (saying the quiet part out loud)