aesthetics affordance affordances african-american african-american-culture african-american-experience african-american-identity african-american-literature african-american-protagonist alienation ambiguity american-dream american-history american-identity american-literature assimilation autobiographical behavior betrayal bildungsroman black-culture black-experience black-identity black-literature blindness blues brotherhood civil-rights civil-rights-movement cognition cognitive cognitive-ergonomics cognitive-load cognitive-psychology cognitive-science coming-of-age complexity conformity constraints creativity cultural-alienation cultural-assimilation cultural-criticism cultural-heritage cultural-identity decision-making dehumanization design design-principles design-thinking discrimination disillusionment donald double-consciousness dreams dystopia engineering equality ergonomic-design ergonomics error error-prevention everyday everyday-life everyday-objects everyday-things exile existentialism experience feedback feedback-loops freedom function functionality harlem harlem-renaissance human human-behavior human-centered human-centered-design human-computer-interaction human-error human-factors identity identity-crisis individualism individuality industrial industrial-design inequality information-architecture injustice innovation interaction interaction-design interactions interface interface-design intuitive intuitive-design invisibility invisibility-metaphor invisible invisible-identity invisible-man isolation jazz jazz-music learnability literature loss loss-of-identity mapping marginalization mental-models modernism narrator norman norman-donald novel objects oppression perception personal-freedom philosophy political politics postmodernism power power-dynamics power-struggle prejudice principles problem-solving product product-design product-development protagonist protest psychology psychology-of-design quest race race-relations racial-discrimination racial-identity racial-inequality racial-stereotypes racism ralph-ellison resistance search-for-meaning segregation self-discovery self-empowerment signifiers simplicity social-class social-commentary social-criticism social-equality social-inequality social-injustice social-invisibility social-isolation social-justice societal-expectations society southern-gothic southern-united-states stereotype stereotypes subversion surrealism survival symbolism technology the-american-dream things underground urban-life usability usability-engineering usability-testing user-behavior user-centered user-centered-approach user-centered-design user-experience user-feedback user-friendly user-interaction user-interface user-interface-design user-psychology user-research user-testing visual-design white-supremacy