Maartje Janse is Lecturer of Dutch History at Leiden University, Netherlands. Her research focuses on popular participation in politics in Europe and the United States in the mid-nineteenth century. She has published books and articles on a range of topics including the origins and political implications of reform movements; abolitionism as a transnational phenomenon; and the development of protest repertoires. ... Read moreJanse has held visiting fellowships at Harvard and at the Netherlands Institute of Advanced Study and coordinates the Global Abolitionisms Network. Henk te Velde is Professor of Dutch History at Leiden University, Netherlands. He has written a number of articles about the transnational study of parliamentary and political culture, published three books on comparative Dutch history, and many edited volumes. His most recent examines the history of British and French parliamentary rhetoric and culture in the nineteenth century, Sprekende politiek:Redenaars en hun publiek in de parlementaire gouden eeuw (2015). He has been visiting fellow and visiting professor in Paris, Oxford and Berlin, and is one of the founders of the international Association for Political History. Show Less