AdvertisementScientific Duo Gets Back To Basics To Make Childbirth SaferFebruary 18, 2019Alison KodjakfacebookEmailTheir research is still in early stages, but Kristin Myers (left), a mechanical engineer, and Dr. Joy Vink, an OB-GYN, both at Columbia University, have already learned that cervical tissue is a more complicated mix of material than doctors ever realized. (Adrienne Grunwald for NPR)