Seminars in Medical Genetics, Part C of the American Journal of Medical Genetics (AJMG) , serves as both an educational resource and review forum, providing critical, in-depth retrospectives for students, practitioners, and associated professionals working in fields of human and medical genetics. Each issue is guest edited by a researcher in a featured area of genetics, offering a collection of thematic reviews from specialists around the world. Seminars in Medical Genetics publishes four times per year.