Iain McIntyre on how an Australian activist strategy crossed borders: Environmental Blockades: Obstructive Direct Action and the History of the Environmental Movement, by Iain McIntyre, London and New York, Routledge, 2021, 274 pp., AU59.19 (pbk), AU201.60 (hbk), AU53.59 (ebook), ISBN: 978-0-3674-8055-4. Publisher's website: https://www.routledge.com. Issue 1 (2nd January 2022) - Goodall, Heather