Robbie (University of Texas, Austin, United States of America) Davis-Floyd & Christine Barbara Johnson 
Mainstreaming Midwives [PDF ebook] 
The Politics of Change

Providing insights into midwifery, a team of reputable contributors describe the development of nurse- and direct-entry midwifery in the United States, including the creation of two new direct-entry certifications, the Certified Midwife and the Certified Professional Midwife, and examine the history, purposes, complexities, and the political strife that has characterized the evolution of midwifery in America.
Including detailed case studies, the book looks at the efforts of direct-entry midwives to achieve legalization and licensure in seven states: New York, Florida, Michigan, Iowa, Virginia, Colorado, and Massachusetts with varying degrees of success.