Sadé and Naija are two full-time students, Youtubers, and entrepreneurs from the Bay Area. I have actually been watching them on Youtube ever since I was younger, and they make great beauty and fashion related content. Sadé is a 20 year old 3rd year African American studies major at Cal State University East Bay. Her sister, Najja, is a 19 year old 3rd year Media Studies major at UC Berkeley. Even though they are all about the business, they are still very focused on the book