This document discusses key issues related to privacy by design in open science. It outlines five main topics: attitude and trust, the researcher, maturity models as time machines, new roles and collaborations, and context and framing. Under each topic, the document provides further details on issues like soft vs hard law, the researcher's context and responsibilities, maturity models for legal research support, and new roles that can help ensure privacy by design. The overall aim is to help unlock science while addressing privacy through collaborative and contextual approaches.