Stephen Jay (BSc, MA, PhD, MRTPI) is a senior lecturer at the University of Liverpool in the UK, where he specialises in the implementation of marine / maritime spatial planning (MSP). He directs a postgraduate course on MSP and has researched and published widely on the development of MSP, including its implementation in several European nations. Stephen has led the DG Mare co-funded project Transboundary Planning in the European Atlantic and is now Liverpool’s lead for the project Supporting Implementation of the MSP Directive in the Celtic Seas. He is the Atlantic expert for the MSP Platform, and is responsible for facilitating exchanges with the UK (including England, Northern Ireland and Wales) and Ireland. He is also co-founder of the MSP Research Network, which brings together researchers, practitioners and policy-makers across Europe to take forward MSP research and practice. He has also carried out research into the development of offshore wind energy and electricity networks.