Becoming Fluent The MIT Press Cambridge, Massachusetts London, England Becoming Fluent How Cognitive Science Can Help Adults Learn a Foreign Language Richard Roberts and Roger Kreuz © 2015 Massachusetts Institute of Technology All rights reserved. No part of this book may be reproduced in any form by any electronic or mechanical means (including photocopying, recording, or information storage and retrieval) without permission in writing from the publisher. MIT Press books may be purchased at special quantity discounts for business or sales promotional use. For information, please email