Fred Spier is a retired senior lecturer in big history. He coordinated and taught big history courses at amongst others the University of Amsterdam and Amsterdam University College and is still very active in the field of big history research.
Fred Spier has developed an overarching explanatory paradigm for Big History presented in his book Big History and the Future of Humanity, first published in 2010 by Wiley-Blackwell.
More information about Fred Spier can be found on his Big History Twitter page.
Esther Quaedackers is a lecturer in Big History. Since 2006 she has coordinated and taught Big History courses at the University of Amsterdam, Eindhoven University of Technology, Amsterdam University College, the Free University Amsterdam, and Utrecht University.
Esther Quaedackers is currently working on A little big history of Tiananmen, also known as the Gate of Heavenly Peace, in Beijing. In her research, she uses the little big history approach which she invented for exploring the histories of small-scale subjects within the perspective of Big History.