Michael Lynch is Emeritus Professor of Science & Technology Studies at Cornell University, USA and part-time Research Professor in the School of Media and Information, University of Siegen, Germany. He received his PhD in Social Sciences at the University of California, Irvine, in 1979 and has held positions in Sociology, Human Sciences, and Science & Technology Studies at Whitman College, Boston University, Brunel University, and Cornell University. His major fields are ethnomethodology and social studies of science. He has investigated practical action, visual representation, and discursive interaction in scientific and legal settings and has written extensively about conceptual and analytical issues in the social sciences. He was Editor of Social Studies of Science from 2002 until 2012 and was President of the Society for Social Studies of Science from 2007 to 2009.

Oskar Lindwall is Professor in Communication at the Department of Applied IT at the University of Gothenburg, Sweden. Before that, he held a position in Education at the same university and he received PhD at the Department of Communication Studies at Linköping University. His major fields are ethnomethodology, conversation analysis, and the learning sciences. He has been the principal investigator in projects investigating dentist education, YouTube tutorials, surgical training, and feedback in higher education. He has also conducted research on lab work in science education, architect education, simulation training in medicine and maritime education, and the teaching and learning of craft. He was the President of the International Society of the Learning Sciences from 2021 to 2022.