Mark Milczarek, also known as Mark J.F. Milczarek, is a Web3 legal expert specializing in blockchain governance, compliance, and digital asset inheritance. He is the founder of Afterchain, a protocol designed to enable the secure post-mortem transfer of digital assets within the Web3 ecosystem. His work focuses on building legal and technological frameworks for digital inheritance, including cryptographic verification of death events and cross-border compliance for blockchain platforms. He is also the author of Proof of Death – The Inheritance Layer of Web3, a book that explains how blockchain technology can address the challenge of digital asset succession.