A geneticist is a scientist or expert who studies genetics by researching genes and the transmission of traits from parents to offspring, which is a branch of biology focused on genes and heredity. Some geneticists also specialize in a particular area, such as cytogenetics (the study of cellular components of heredity) or metabolic genetics (the management of inborn errors of metabolism) and are Medical geneticists who are medical doctors who are involved in testing to identify genetic conditions, often working on individual research projects, aiming to discover new medicines or technologies to help diagnose, treat, and counsel individuals and their families about their risk for certain genetic disorders, such as cancers, or other inherited conditions related to their genetic disorders, and help manage them.