A genealogist is specially trained to find information about family histories from many different sources. Some of this information come from old records,such as birth certificates,marriage certificates,and death certificates. Often the genealogist finds information in old newspaper,tax records, or immigration records. It may even be necessary to visit distant towns and villages to collect information from the people who live there. Once the information is complete,the genealogist writes a genealogist which describes the family's history.