All you need is a birthdate, a zip code and your gender to go from anonymous to identify. These harmless pieces of information can give you enough information to be able to find or identify an individual.
Using these 3 pieces of information can unique identify 87% of the US population.
- Our US population is 48% male and 52% female.
- On the day you were born, there were approximately 11,500 other babies being born that day.
- There is an average of 10,000 people in each zip code.
So in some very populated cities; New York, Chicago, you may find an individual that shares your exact information. (Or if you and your same sex twin still live together.)