A geneticist is a biologist who studies genetics, the science of genes, heredity, and variation of organisms. A geneticist can be employed as a researcher or lecturer. Some geneticists perform experiments and analyze data to interpret the inheritance of skills. A geneticist is also a Consultant or Medical Doctor who has been trained in genetics as a specialization. They evaluate, diagnose , and manage patients with hereditary conditions or congenital malformations, genetic risk calculation, and mutation analysis as well as refer patients to other medical specialties.