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Position: Barrister, Cornerstone Barristers
Estelle Dehon

Estelle has considerable experience as a court and tribunal advocate, as well as representing parties at major planning inquiries and infrastructure examinations. She regularly appears in the High Court and Court of Appeal in judicial review claims and statutory appeals.

Estelle has particular experience in climate change related challenges: she is acting in the Supreme Court challenge to the grant of permission for fracking in Lancashire; in the Court of Appeal challenge to the lack of emergency planning at the UK's first site for fracking horizontal wells and in the High Court defending the Secretary of State's refusal of an open cast coal mine in Druridge Bay.

In 2019 she will appear at an inquiry considering permission for "matrix acidisation" (or "acid fracking's ugly little sibling") in Ellesmere Port.

The other main area of Estelle's practice is data protection and access to information. She advises a wide range of clients, both in the public and private sector, in relation to data protection and access to information matters. She has particular interest and expertise in data protection, big data, profiling, artificial intelligence and machine learning, on which she has been advising insurance companies and tech startups.

Estelle also undertakes advocacy work in this area and has experience bringing and defending data breach compensation claims in the County and High Courts. She successfully represented the investigative journalist Stefania Maurizi before the First-tier Tribunal in her FOIA challenge concerning the Met Police's refusal to provide informaiton concerning WikiLeaks staff, and in 2019 she will be acting for Ms Maurizi before the Upper Tribunal in her FOIA appeal relating to the extradition of Julian Assange.