Book excerpt: Routledge Companion to Cycling presents a comprehensive overview of an artefact that throughout the modern era has been a bellwether indicator of the major social, economic and environmental trends that have permeated society The volume synthesizes a rapidly growing body of research on the bicycle, its past and present uses, its technological evolution, its use in diverse geographical settings, its aesthetics and its deployment in art and literature. From its origins in early modern carriage technology in Germany, it has generated what is now a vast, multi-disciplinary literature encompassing a wide range of issues in countries throughout the world.