Alexa asks if a person's name predisposes you to participate in certain activities or social circles. The key heares that naming patterns have a strong social economic component. New names be adopted by higher income families who see them as kind of interesting and maybe classy. But then they get adopted by the rest of us, and they get passed down and down until they get so popular that high income families don't want those names any more.
Also: what does your name say about who you are?