Marylynn SalmonMarylynn Salmon is a Research Associate in History at Smith College. Her longstanding interest in the history of syphilis originated from her research for "The Cultural Significance of Breastfeeding and Infant Care in Early Modern England and America (1994), when she learned that Treponema pallidum can infect the nipples of breastfeeding women, a probable reason for reliance on wetnurses in times past. Read More Read Less