Global best pratice of Starbucks

Two perspectives of analysis to discuss why Starbucks could be the global best practice,  explaining how Starbucks  achieve global unified management in the following two aspects: (information must ONLY be gathered from academic sources such as academic journals and textbooks, do not include information about the background and history of the organization.)

1. Diversity, Inclusion, and Belonging in Starbucks (900 words)

2. Leadership of Starbucks (900 words)

(at least 15 references, Harvard style)