Al Rosen is a forensic accountant and principal of Rosen & Associates in Toronto. He writes frequently for Canadian Business magazine.

Andrew Wahl is a senior writer with Canadian Business. He has been with the magazine since 1998 reporting on a wide variety of topics including telecommunications, wireless technologies, corporate IT, venture capital, environmental governance and hedge funds. His column for Canadian Business Online appears every other week.

Andy Holloway is features editor at Canadian Business. He joined the magazine in 2001 as a senior writer, becoming an editor in April 2007. Andy continues to write on various topics; his sports business column alternates between the magazine and Canadian Business Online.

Calvin Leung is a staff writer with Canadian Business and writes about investing and other topics. Prior to joining the magazine, in 2005, he worked in sales at Procter & Gamble, in marketing at Unilever and in advertising as a freelance copywriter.

David West, CFA, FCSI, has been in the investment industry for more than 20 years. David writes about income trusts and mutual funds for Canadian Business Online; he is also editor of two private financial advisory newsletters; is contributing editor to the MoneyLetter; and provides investment courses to major financial institutions.

Erin Pooley joined Canadian Business in 2005 and writes about biotech, pharmaceutical and business-education issues. Prior to joining the magazine she worked as a senior analyst in health-care administration at the University Health Network in Toronto.

Jack Mintz is the Palmer Chair in Public Policy at the University of Calgary. He writes frequently for Canadian Business magazine.

Jeff Sanford has worked as a business journalist since graduating from Ryerson University in 1999. He has held staff positions at National Post Business magazine and Investment Executive, a bi-weekly newspaper for financial advisors.

Joe Castaldo is a staff writer for Canadian Business. He joined the magazine in January 2007 and has written about a variety of topics, including management issues and investing. For Canadian Business Online Joe writes about clean technology — companies, tech developments, and environmental policy and investing.

John Gray is a senior writer with Canadian Business and covers a wide variety of subjects including corporate governance, the media and marketing. Prior to joining the magazine in April 2000, John lived and worked in New York covering the US financial markets for Knight Ridder Financial News

Larry MacDonald is a former economist who now manages his own portfolio and writes on investment topics. He is the author of several business books, including corporate biographies of Nortel and Bombardier. His column appears every second Thursday. Read Larry's Investment Ideas blog here.

Marty Parker is the Managing Director and Founder of Waterstone Human Capital, a leading, retained executive search firm based in Toronto. Waterstone is also the Founder and Presenting Sponsor of Canada's Most Admired Corporate Cultures and The Canadian Corporate
Culture Study.

Rachel Pulfer is the U.S. correspondent for Canadian Business. A journalist since 1999, and features editor of Canadian Business from 2005 to 2007, she has been nominated for three National Magazine Awards. In Letter from America, her online column, Rachel comments on economic and cultural developments in the U.S. and their significance for Canada.

Thomas Watson is a senior writer with Canadian Business. Prior to joining the magazine, he was a financial journalist and feature writer at the National Post, where he focused on the technology, auto and steel industries. His column for Canadian Business Online appears every other week.