Secondary Dimensions of Diversity.

Using the Internet, please find a resource, which identifies the secondary dimensions of diversity. In a well thought-out post and in your own words, answer the following:
1) What are examples of secondary dimensions of diversity?
2) As a manager, why do you think it is important to understand the secondary dimensions of diversity, and how might these dimensions impact behavior in the workplace?
3) Taking into account these secondary dimensions, as a culturally intelligent leader, what are some best practices you would implement in your organization, to promote a collaborative, productive and pleasant workplace?