Katia Caldari is Associate Professor of Economics at the Department of Economics and Management of the University of Padova, Italy. She obtained her PhD in History of Economic Thought at the University of Florence, Italy. Her main publications include: “At the Origin of Industrial District: Alfred Marshall and the Cambridge School” (with F. Belussi, 2009); “Marshall and Complexity: A Necessary Balance between Process and Order” (2015); “Dealing with Time in Economic Analysis: Some Marshallian Insights” (2017); and “Alfred Marshall and François Perroux: The Neglected Liaison” (2018).Tamotsu Nishizawa is Professor at Faculty of Economics of Teikyo University, Tokyo. He was Professor and Director of the Institute of Economic Research at Hitotsubashi University, and Visiting Fellow at Clare Hall, Cambridge. His main publications include Economic Thought of Alfred Marshall and the Historical School (2007, in Japanese), and he is the editor of the books No Wealth but Life: Welfare Economics and the Welfare State in Britain (with R. E. Backhouse, 2010), Marshall, Marshallians and Industrial Economics (with T. Raffaelli and S. Cook, 2011), and Liberalism and the Welfare State (with R. E. Backhouse et al., 2017).