Mat Little (1969–) is a freelance journalist who has written for Red Pepper, the New Statesman and the Guardian. He is a co-author of the book, Public Service Reform, But Not as We Know It. He lives in Southend, Essex in the UK.

Matthias Küntzel (1955—) is an author and political scientist who teaches political science at a technical college in Hamburg, Germany. He has written a number of books in German and English and a range of commentaries, speeches, and essays on Antisemitism, Islamism, Nazism and the Left.

Michael Scott Kimmel (born 1951) is an American sociologist, specializing in gender studies. He holds the position of Distinguished Professor of Sociology at the State University of New York at Stony Brook in New York and is the editor of Men and Masculinities. Kimmel is a spokesperson of NOMAS (The National Organization For Men Against Sexism).

Mike Small is an activist, writer & publisher originally from Aberdeen. He is a social ecologist, Scottish socialist and republican.

Nesrin Abdullah is general commander and spokesperson of the Women's Protection Units, YPJ (Kurdish: Yekîneyên Parastina Jin‎ê). She is a former freelance journalist from Qamishli in Rojava, western Kurdistan, northern Syria. As spokesperson of the YPJ she has visited Europe in 2015 and 2016. Through public meetings and meetings with politicians and officials she has sought support from the public and the international community in the fight agains the Islamic State.

Oscar Reyes is an Associate Fellow at the Institute for Policy Studies and lives in Barcelona.

Peter Staudenmaier (1965-) lives in Wisconsin. He has been an active participant in various social and ecological movements in the United States and Germany for over two decades. He is Professor of modern German history at the Marquette University.