Kevin P. Murphy is Northrop Professor of History and Affiliate Professor of American Studies at the University of Minnesota, USA. He is the author of Political Manhood: Red Bloods, Mollycoddles, and the Politics of Progressive Era Reform (2008). Jason Ruiz is Associate Professor of American Studies at the University of Notre Dame, Indiana, USA. He is the author of Americans in the Treasure House: Travel to Porfirian Mexico and the Cultural Politics of Empire (2014).David Serlin is Associate Professor of Communication and Science Studies at the University of California, San Diego, USA. He is the author or editor of numerous books including Replaceable You: Engineering the Body in Postwar America (2004).

• List of FiguresAcknowledgementsIntroduction by Jason Ruiz and Kevin P. Murphy "Abstinence" by Benjamin Kahan. "Adolescence" by Angel Daniel Matos. "Age" by Nicholas L. Syrett. "Animals" by Gabriel Rosenberg. "Archives" by Jamie A. Lee. "Asexuality" by KJ Cerankowski. "Borders" by Kris Klein Hernández. "Capitalism" by Kwame Holmes. "Celebrity" by Matthew Tinkcom. "Cities" by Julio Capó, Jr. "Citizenship" by Siobhan B. Somerville. "Class" by Aaron Lecklider. "Consent" by Joseph J. Fischel. "Contraception" by Natalie Lira "Disability" by Karisa Butler-Wall. "Domesticy" by Stephen Vider. "Empire" by Vernadette Vicuña Gonzalez. "Hygiene" by Rebecca M. Herzig. "Incarceration" by Regina Kunzel. "Marriage" by Pamela Butler. "Movements" by Emily K. Hobson. "Obscenity" by Whitney Strub. "Performance" by Sandra Ruiz. "Play" by Elliot H. Powell. "Polygamy" by K. Mohrman. "Race" by Dan Royles. "Religion" by Anhony M. Petro. "Revolution" by Claire A. Lyons. "Romance" by Karen Dunak. "Science" by Melissa N. Stein. "Slavery" by Kelly A. Ryan. "Sodomy" by Zeb Tortorici. "Trafficking" by Elizabeth Bernstein. "Violence" by Nicole M. Guidotti-Hernández. "Work" by Ryan Patrick Murphy. Bibliography

Kevin P. Murphy is Northrop Professor of History and Affiliate Professor of American Studies at the University of Minnesota, USA. He is the author of Political Manhood: Red Bloods, Mollycoddles, and the Politics of Progressive Era Reform (2008). Jason Ruiz is Associate Professor of American Studies at the University of Notre Dame, Indiana, USA. He is the author of Americans in the Treasure House: Travel to Porfirian Mexico and the Cultural Politics of Empire (2014).David Serlin is Associate Professor of Communication and Science Studies at the University of California, San Diego, USA. He is the author or editor of numerous books including Replaceable You: Engineering the Body in Postwar America (2004).

• List of FiguresAcknowledgementsIntroduction by Jason Ruiz and Kevin P. Murphy "Abstinence" by Benjamin Kahan. "Adolescence" by Angel Daniel Matos. "Age" by Nicholas L. Syrett. "Animals" by Gabriel Rosenberg. "Archives" by Jamie A. Lee. "Asexuality" by KJ Cerankowski. "Borders" by Kris Klein Hernández. "Capitalism" by Kwame Holmes. "Celebrity" by Matthew Tinkcom. "Cities" by Julio Capó, Jr. "Citizenship" by Siobhan B. Somerville. "Class" by Aaron Lecklider. "Consent" by Joseph J. Fischel. "Contraception" by Natalie Lira "Disability" by Karisa Butler-Wall. "Domesticy" by Stephen Vider. "Empire" by Vernadette Vicuña Gonzalez. "Hygiene" by Rebecca M. Herzig. "Incarceration" by Regina Kunzel. "Marriage" by Pamela Butler. "Movements" by Emily K. Hobson. "Obscenity" by Whitney Strub. "Performance" by Sandra Ruiz. "Play" by Elliot H. Powell. "Polygamy" by K. Mohrman. "Race" by Dan Royles. "Religion" by Anhony M. Petro. "Revolution" by Claire A. Lyons. "Romance" by Karen Dunak. "Science" by Melissa N. Stein. "Slavery" by Kelly A. Ryan. "Sodomy" by Zeb Tortorici. "Trafficking" by Elizabeth Bernstein. "Violence" by Nicole M. Guidotti-Hernández. "Work" by Ryan Patrick Murphy. Bibliography