Peggy GregoryCasper Lassenius2026-02-092026-02-092021978-3-319-69623-874https://doi.org/10.1007/978-3-030-78098-2https://link.springer.com/openurl?genre=book&isbn=978-3-030-78098-2http://bibliovirtual.umar.mx:4000/handle/123456789/1703Libro electrónicoThis open access book constitutes the proceedings of the 22nd International Conference on Agile Software Development, XP 2021, which was held virtually during June 14-18, 2021. XP is the premier agile software development conference combining research and practice. It is a unique forum where agile researchers, practitioners, thought leaders, coaches, and trainers get together to present and discuss their most recent innovations, research results, experiences, concerns, challenges, and trends.  XP conferences provide an informal environment to learn and trigger discussions and welcome both people new to agile and seasoned agile practitioners. This year’s conference was held with the theme “Agile Turns Twenty While the World Goes Online”.en-USBook