1 Preterm labor, preterm birth, and prematurity: Molecular and clinical phenotypes Sahar Khoshravesh, Alison DiSciullo, Irina Burd 2 Screening, diagnosis, and therapeutic approaches to preterm labor Metehan Imamoglu, Paola Abi Habib, Ozhan M. Turan 3 Cellular immunology of preterm labor and birth and its potential utility for biomarker discovery Nardhy Gomez-Lopez, Dustyn Levenson, Seungbaek Lee, Barbara Neshek, Jose Galaz 4 Understanding preterm birth: The role of infection and inflammation Kristina Adams Waldorf, Celeste Coler 5 The role of macrophages in preterm birth Yang Liu, Meredith Kelleher, Sudeshna Tripathy, Irina Burd 6 T cells, placentation, gestational length and an evolutionary perspective relevant to preterm birth Elizabeth A Bonney 7 Spontaneous preterm birth: Immunoperinatology perspective Jun Lei 8 Exosomes in reproductive biology and medicine Ramkumar Menon, Ananth Kumar Kammala 9 Vaginal microbiome and preterm birth Jacques Ravel, Anna Maya Powell 10 Viral infections and preterm birth Vanusa Pousada da Hora, Jiahui Ding, Gil Mor 11 Environment and immune interactions in preterm birth Fatemeh Biroon, Courtney Townsel 12 Placenta: Window into neonatal health Liza Konnikova, Kerri St Denis, Oluwabunmi Olaloye 13 Spontaneous preterm birth: Current therapies and opportunities for the future Sarah Boudova, Moti Gulersen 14 Special considerations: Transplant in pregnancy Allison Lankford.