Video lecture to accompany Module 7, Human Diversity. CONCEPTS: marker of social difference, race, ethnicity, sex, intersex, gender, gender identity, cisgender, transgender, genderfluid, non-binary, Third Gender, sexual orientation, asexual, pansexual, Silent Generation, Baby Boomers, Generation X, Millennials, Post-Millennials, disability, person-first language, religion, internal religious orientation, external religious orientation, quest orientation, socioeconomic status, inherited wealth, accumulated wealth, occupation, education, income, affluence, upper middle class, working class, working poor, impoverished, model of diversity, Big Five, conscientiousness, agreeableness, neuroticism, openness to experience, extroversion, social institution