" The problem with article 50 of the Lisbon treaty is that it is not substantive in its content or conditions, and only concerns itself with procedural requirements. "
- Gina Miller

In simple terms, Gina Miller's statement highlights a critical aspect of Article 50 of the Lisbon Treaty, which outlines the process by which a member state can leave the European Union. According to Miller, this article lacks specific substantive content and instead focuses solely on procedural guidelines. Essentially, it does not delve into the actual conditions or consequences that come with leaving the union but rather emphasizes how the departure must be carried out.

Delving deeper into Gina Miller's perspective reveals a broader critique of Article 50’s limitations in addressing the complexities involved in a country's withdrawal from the EU. She points out that while the article provides clear steps for initiating and completing the exit process, it does not offer any substantive framework or criteria to guide negotiations or establish the legal and economic implications of leaving the union. This critique underscores the need for more detailed provisions that address both immediate procedural requirements and longer-term consequences.

Gina Miller is a British businesswoman and campaigner who gained prominence through her legal challenge against the UK government’s approach to invoking Article 50, which initiated Britain's process of leaving the European Union. Her actions and subsequent advocacy have brought significant attention to issues surrounding Brexit and EU membership.