Chris MacDonald of Ryerson University, in Toronto, Canada, is an associate professor and director of the Ted Rogers Leadership Centre and teaches in the Rogers School of Management.  He is also a senior fellow at Duke University's Kenan Institute for Ethics.  His peer-reviewed publications range across business ethics, professional ethics, bioethics, the ethics of technology, and moral philosophy, and he is coauthor of the best-selling textbook, The Power of Critical Thinking.  He is cofounder and coeditor of the Business Ethics Journal Review and the news and commentary aggregator site Business Ethics Highlights.  He is perhaps best known for his highly respected blog, The Business Ethics Blog.