How does ethnicity differ from race? Ethnicity tends to be more about factors such as language and culture, while race is more about physical appearance.
What is gender? How does it differ from biological sex? Gender issues have become prominent and it's important to understand what gender does and does not mean.
Sexual orientation / preference has become an important aspect of diversity in many organizations. Understanding different aspects of sexual orientation will help you lead with greater empathy and understanding.
How can you operate with greater understanding of diversity? What are some next steps.