David Miller | WWF-Canada

David Miller

President & CEO

“I grew up with the earth in my hands, connected to the natural world. This inspired my passion for the environment, a core value that has shaped my life and work.”

David Miller was Mayor of Toronto from 2003 to 2010 and Chair of the influential C40 Cities Climate Leadership Group from 2008 – 2010. Under his leadership, Toronto became widely admired internationally for its environmental leadership, economic strength and social integration.  He is a leading advocate for the creation of sustainable urban economies, and a strong and forceful champion for the next generation of jobs through sustainability.

In his former capacity as Counsel, International Business & Sustainability at Aird & Berlis LLP, he advised companies and international organizations on issues surrounding the creation of sustainable urban economies.

David Miller is a Harvard trained economist and professionally a lawyer. He and his wife, lawyer Jill Arthur, are the parents of two children.


Publications and articles

Miller, D.R. (2013). Climate Change is Hitting Big Cities. They Need to Take Action. The Globe and Mail, [online] 15 July.

Miller, D.R. ( 2012). How the Big Apple Became the Greenest City. The Huffington Post Canada, [blog] 17 April.

Miller, D.R. and Douglas Arrowsmith (2010). Witness to a City. Cormorant Books Inc., Toronto, Ontario.
	© David Miller
David Miller
© David Miller

LIVES & WORKS IN: Toronto, Ontario


LL.B., University of Toronto, Toronto, Ontario

AB, Economics (Honours, Magna cum laude), Harvard University, Boston, Massachusetts


FAVOURITE SPECIES: A golden-cockapoo named Jimmy, who can’t get enough of Toronto’s parks and ravines

LITTLE KNOWN FACT:  David played rugby for 22 seasons, captaining his university team to the U.S. national championships