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Mason Crest
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www.masoncrest.comCopyright © 2015 by Mason Crest, an imprint of National Highlights,
Inc. All rights reserved. No part of this publication may be reproduced
or transmitted in any form or by any means, electronic or mechanical,
including photocopying, recording, taping, or any information storage
and retrieval system, without permission from the publisher.
Printed and bound in the United States of America.
First printing
9 8 7 6 5 4 3 2 1
Series ISBN: 978-1-4222-3178-4
ISBN: 978-1-4222-3187-6
ebook ISBN: 978-1-4222-8723-1
Library of Congress Cataloging-in-Publication Data
Scott, Celicia, 1957-
Twitter : how Jack Dorsey changed the way we communicate / Celicia Scott.
pages cm. — (Wizards of technology)
ISBN 978-1-4222-3187-6 (hardback) — ISBN 978-1-4222-3178-4 (series) —
ISBN 978-1-4222-8723-1 (ebook) 1. Dorsey, Jack, 1976-—Juvenile literature. 2.
Twitter (Firm)—Juvenile literature. 3. Twitter—Juvenile literature. 4. Microblogs—
Juvenile literature. 5. Businessmen—United States—Biography—Juvenile literature.
I. Title.
HM743.T95S36 2015
338.7’61004092—dc23
[B]
2014012233