With the publication of its human rights framework for institutional investors "Why and How Investors Should Act on Human Rights", the Principles for Responsible Investment (PRI) establishes a multi-year programme of work to embed the UN Guiding Principles on Business and Human Rights (UNGPs) into investment activities. In a piece for Responsible Investor, PRI's CEO Fiona Reynolds and author of the UNGPs John Ruggie outline "why this topic, and why now".