1 How adults with a profound intellectual disability engage others in interaction Accepted, August 11th 2016 for publication in SOCIOLOGY OF HEALTH AND ILLNESS Charles Antaki 1 , Rebecca J. Crompton 2 , Chris Walton 3 and Mick Finlay 4 1 Dept. of Social Sciences Loughborough University Loughborough, LE11 3TU UK c.antaki@Lboro.ac.uk 2 Limehurst Academy Bridge Street Loughborough LE11 1NH r.j.crompton-10@alumni.lboro.ac.uk 3 Dept. of Psychology, Lancaster University Lancaster LA1 4YF c.walton@lancaster.ac.uk 4 Dept. of Psychology Anglia Ruskin University Cambridge CB1 1PT Mick.Finlay@anglia.ac.uk