The potential of the L2 group oral to elicit discourse with a mutual contingency pattern and afford equal speaking rights in an ESP context.

Highlights: [•] All groups were able to nominate topics for the assigned discussion prompt. [•] Roughly half of each group’s nominated topics became established. [•] All group members of each group nominated at least two topics. [•] Groups varied in how equal the distribution of topics among test takers was. [Copyright &y& Elsevier]