An investigation into the evolution of the seven-day week and how our attachment to its rhythms influences how we live " Henkin] scours American literature, diaries, periodicals, menus and other ephemera from as far back as the 17th century to unearth fascinating evidence of the stickiness of the seven-day cycle."--Melissa Holbrook Pierson, Wall Street Journal We take the seven-day week for granted, rarely...