Top 10 Key Concepts; Discussion Questions; Exercises; Online Resources; 8: PHYSICAL, COGNITIVE, AND DEVELOPMENTAL CHALLENGES; Learning Objectives; Joe Advocates for People With Intellectual Challenges; Definitions of Physical, Cognitive, and Developmental Challenges; Types of Physical, Cognitive, and Developmental Challenges; Stigma and Discrimination Against People With Physical, Cognitive, and Developmental Challenges; Social Work With People Living With Physical, Cognitive, and Developmental Challenges; Diversity and Physical, Cognitive, and Developmental Challenges; Advocacy on Behalf of People With Physical, Cognitive, or Developmental Challenges; Your Career Working With People Who Have Physical, Cognitive,