Certification vs. Licensing. Some biologists are certified. Your friends may use the terms interchangeably, but a certification is not the same thing as a license. Many professional occupations in the U.S. require a license from a state regulatory board.
The genogram is a pictorial graph of the structure and characteristics of a family across three or more. generations. The genogram will not replace traditional Pedigree Charts and Family Group Records for use. in genealogical research, but it can provide a way to look beneath the surface of names, dates, and places so.
A family's genogram or eco-map may accurately depict the family and its environment at one point in time. Weeks ormonths later there may be changes in the family's structure or environment that reduce theaccuracy of the genogram or ecomap.