Vaclav Brezina is Senior Research Associate at the ESRC Centre for Corpus Approaches to Social Science (CASS) at Lancaster University. He also designed a number of different tools for corpus analysis such as BNC64, Lancaster vocabulary tool and Lancaster statistical tool. He is involved in the development of the Trinity Lancaster Corpus of spoken learner production and the Spoken BNC2014.

Robbie Love is a PhD Research Student at the ESRC Centre for Corpus Approaches to Social Science (CASS) at Lancaster University. He is heavily involved in the compilation of the Spoken BNC2014 and is responsible for a series of critical methodological investigations into the application of spoken corpora for sociolinguistic research.

Karin Aijmer is Professor Emerita in English linguistics at the University of Gothenburg, Sweden. Her most recent publications include A Variational Pragmatic Analysis (2013), A Handbook of Corpus Pragmatics, with Christoph Rühlemann (2014) and Pragmatics: An Advanced Resource Book for Students, with Dawn Archer and Anne Wichmann (2012).