Thanks to social media, we’ve got front-row seats to the dazzling lives of the elite — soaking up the glamour, decoding the secrets, capturing their triumphs, and getting caught up in their scandals.

Why do only famous people have biographies? This is the question that two young sisters,7-year-old Aishvarya, and 11-year-old Vaishali, asked their parents. They were reading biographies in school and ...