Hierarchy of Fears. The next step in the systematic desensitization process involves constructing what is called a hierarchy of fears, which is a list of the things that the person identifies as fearful related to flying in order from the least to the most anxiety-provoking.ierarchy of Fears. The next step in the systematic desensitization process involves constructing what is called a hierarchy of fears, which is a list of the things that the person identifies as fearful related to flying in order from the least to the most anxiety-provoking.
Under the Association of Physical Plant Administrators (APPA) there are five levels of cleaning. Please reference below for standards for each level. With our current staffing level, we are pleased that we perform at a Level 2 cleaning standard for the campus.
APA is the leading scientific and professional organization representing psychology in the United States. Our mission is to advance the creation, communication and application of psychological knowledge to benefit society and improve people's lives.