Amazon.com

Amazon.com is pleased to have nngroup.com in the family of Amazon.com associates. We've agreed to ship books and provide customer service for orders we receive through special links on nngroup.com.

Amazon.com associates list selected books in an editorial context that helps you choose the right books. We encourage you to visit nngroup.com often to see what new books they've selected for you.

Thank you for shopping with an Amazon.com associate.

Sincerely,

Jeff Bezos
President
Amazon.com Books

P.S. We guarantee you the same high level of customer service you would receive at Amazon.com. If you have a question about an order you've placed, please don't hesitate to contact us.