We publish the Pope’s preface to the e-book «Laudato si’ Reader. An Alliance of Care for Our Common Home» published by Libreria Editrice Vaticana (LEV) in conjunction with COP26. The text will be available free for download from 12 November from the website of the Dicastery for Integral Human Development, promoting the publication. The e-book features a collection of global reflections and writings inspired by the encyclical with a special commentary by UN Secretary General António Guterres.