National Society of Genetic Counselors
The National Society of Genetic Counselors (NSGC), founded and incorporated in 1979, is the largest association of genetic counselors with over 3,600 members. Its membership includes genetic counselors and other healthcare professionals working in the field of medical genetics from the United States, Canada, and around the world.
Source: Wikipedia — National Society of Genetic Counselors (CC BY-SA 4.0)