Jamorah and Valessa, Married for Two Years, Have Been Talking

Jamorah and Valessa, married for two years, have been talking about starting a family. Jamorah knows that he has some health conditions in his family, including autism and dementia. Valessa's uncle died of Huntington's disease, and her grandmother suffered from schizophrenia. Jamorah and Valessa want to determine their risk of passing on one or more of these disorders to their children if they decide to conceive. What type of professional would help answer their questions? Explain what they can expect to learn, noting the two ethical rules that these professionals must follow.