This book engages contemporary debates about the notion of secularism outside of the field of education in order to consider how secularism shapes the formation of progressive sexuality education. Focusing on the US, Canada, Ireland, Aotearoa-New Zealand and Australia, this text considers the affinities, prejudices, and attachments of scholars who advocate secular worldviews in the context of sexuality education, and some of the consequences that ensue from these ways of seeing. This study identifies and interrogates how secularism infuses progressive sexuality education. It asks readers to consider their own investments in particular ways of thinking and researching in the field of sexuality education, and to think about how these inves...