Marta Peirano (Madrid, 1975) is a journalist and writer specialising in technology and power. She has published several books on technology, capitalism and climate crisis.

It investigates the use of contemporary infrastructures, languages, protocols and artefacts for the centralised, planetary-scale control and surveillance of people. He also imagines ways to use these same structures to manage and mitigate the climate crisis.

She contributes to various media and platforms where she writes about free culture, security, cryptography, privacy, governance and human rights on the Internet. She has been assistant to the editor at elDiario.es, head of Culture at ADN and member of the Advisory Board of the Bienal del Pensamiento de Barcelona and of the working group for cyberdefence of the Centro Superior de Estudios de la Defensa Nacional (CESEDEN). He conducts the festival (re)programming – Strategies for Self-Renewal at Aksioma, the Institute of Contemporary Art in Ljubljana. In 2015 he published ‘The Little Red Book of the Network Activist’, a cryptography essay-manual for journalists with a foreword by Edward Snowden. In 2019 he published ‘The Enemy Knows the System’, a bestseller about platform capitalism where he connects our addiction to mobile with the data mining industry and its role as a tool for mass control and manipulation. He lives between Madrid and Berlin.