Ahmed Soliman: During more than thirty years of professional practice, Professor Soliman has undertaken consultancy, research, training and teaching assignments in Egypt, Lebanon, Britain and Algeria. He established a consultant office in the early 1980s under the name of Architectural and Planning Studies Center, located in Tanta city, to practice architecture and planning carrier. Soliman holds the chair of the Architecture Department, Faculty of Engineering, Alexandria University, Egypt (2007-2012), and was the Faculty of Architectural Engineering dean at Beirut Arab University, Lebanon (2000-2004). He has also written, edited or contributed to many publications and participated in international and national conferences and workshops. He specializes in urban housing, urban development, and architecture design. He has supervised and designed several premises in Egypt. He had worked for international agencies and organizations in Britain and Peru. He is an external associate adviser to Egypt's Ministry of Housing, Utilities, and Urban Communities. He is also a GIS specialist (Geographic Information System) and has carried out several planning projects using GIS tools. Prof. Soliman authorizes A Possible Way Out: Formalizing Housing Informality in Egyptian Cities, University Press of America, 2004, and Urban Informality: Experiences and Urban Sustainability Transitions in Middle East Cities, Springer,2021. Ramin Keivani is an urban development specialist with a particular interest on the interface of economic globalization, development of land markets and urban growth and their impact on urban equity, particularly in relation to urban land policy and low-income housing delivery in the global South and transition economies. My most recent work focuses on urban social sustainability. I have also worked on other projects on housing delivery in the UK and healthy urban mobility. After completing the PhD at University College London, I worked for a period of time in the Middle East on urban development and planning in a number of cities in Iran before returning to the UK in 1997 to pursue my academic career. I taught at UCL and London South Bank universities before joining Brookes in 2003 to lead research and teach in the then Department of Real Estate and Construction and its successor School of the Built Environment. I also led the Real Estate and Land Policy research group of Oxford Institute for Sustainable Development between 2007-2019. Prof Keivani is on the steering committee of the UN-Habitat World Urban Campaign and the Global Network for Sustainable Housing. I am also the Founding Editor in Chief of the International Journal of Urban Sustainable Development.