How does Twitter verify accounts of famous people?

Twitter verifies account of people who have a huge following and fall into one of twitter specified categories including celebrities, musicians, actors, players, political leaders, brands, organizations, journalists, business advertising agencies and fashion analysts. read more

You cannot have a verified Twitter account if your tweets are protected, as the whole purpose of verified accounts is to draw attention to publicly influential accounts. Having a verified Twitter account does not stop others from creating parody or impersonation accounts of you. read more