Expert Witness & Legal Advisory
How adtech, AI, and tracking systems actually work, explained so it holds up in court.
Typical engagements include an expert report on how a system processes personal data, a review of the other side's technical evidence, and support during hearings, written for judges, regulators, and counsel who are not technologists.
Book a scoping call Opens your email app: team@blaeu.com
Relevant experience
- Nine years as technologist and senior supervision officer at the Dutch Data Protection Authority (Autoriteit Persoonsgegevens)
- Expert witness in court during the years at the Dutch Data Protection Authority
- PhD, Leiden University: Web Privacy Measurement in Real-Time Bidding Systems
- Talk, Overview of cookie case rulings: patterns of Benelux legal proceedings and lessons learned (Privacy-centric AdTech Summit, 2026)
- Panellist, roundtable on FPF's report Automated decision-making and profiling: lessons from court and DPA decisions (2022)
Expert work for law firms is done under the firm's legal privilege and is not listed here.
Full track record