Contacts
To discuss the book and book Ping:
Sandi Mendelson
Publicist
Hilsinger-Mendelson
245 Fifth Avenue, Suite 1401, New York, NY 10016
Tel: 212.725.7707
smendelson@hmieast.com

To contact the publisher or book the author:
United States:
Margot Stamas
Public Relations and Marketing
Portfolio | Penguin Group (USA)
375 Hudson Street, New York, NY 10014
Tel: 212.366.2257
margot.stamas@us.penguingroup.com

United Kingdom:
Alison Alexanian
Portfolio Penguin
Penguin
Tel: +44 (0)20 7010 3570
80 Strand, London WC2R 0RL
www.penguin.co.uk
Alison.Alexanian@uk.penguingroup.com

To contact the authors:
Press@3Dsystems.com
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