Jeffrey MacIntosh is a professor of law at the University of Toronto where he specializes in Corporation Law, Corporate Finance, Securities Regulation, Law and Economics, and Small Firm Financing. He holds a B.Sc. from M.I.T., an LL.B. from the University of Toronto, and an LL.M. from Harvard University. His publications have been principally concerned with corporation law, securities regulation, and small firm financing. Professor MacIntosh served as an assistant professor at Osgoode Hall Law School in 1982–83 and was appointed a John M. Olin Fellow at Yale Law School in 1988–89.