Here�s the link to the article and the follow up articles that resulted from his suggestion at the end that teachers stop �saying that multiplication is repeated addition,� one of my own pet peeves.
�What Is Conceptual Understanding?�
http://www.maa.org/external_archive/devlin/devlin_09_07.html�It Ain't No Repeated Addition�
http://www.maa.org/external_archive/devlin/devlin_06_08.html�It's Still Not Repeated Addition�
http://www.maa.org/external_archive/devlin/devlin_0708_08.html�Multiplication and Those Pesky British Spellings�
http://www.maa.org/external_archive/devlin/devlin_09_08.html�What Exactly Is Multiplication?�
http://www.maa.org/external_archive/devlin/devlin_01_11.html