Intelligence Squared US

is a professor of Industrial and Labor Relations at Cornell University. Briggs' research has been on such subjects as minority participation in apprenticeship training, Chicano employment issues, and immigration policy and the American labor force. In addition to the extensive publications of his research, he has served as a member of the National Council on Employment Policy as well as on the Board of Directors of the Center for Immigration Studies.

is the executive director of the Center for Immigration Studies, a think tank that promotes stricter immigration standards and enforcement. Krikorian is a regular contributor to the National Review as well as a regular participant of National Review Online's "The Corner."

is the John M. Olin Fellow at the Manhattan Institute and a contributing editor to City Journal. A non-practicing lawyer, Mac Donald has clerked for the Honorable Stephen Reinhardt, U.S. Court of Appeals for the Ninth Circuit, and has been an attorney-advisor in the Office of the General Counsel of the U.S. Environmental Protection Agency. She was recipient of the 2005 Bradley Prize for Outstanding Intellectual Achievement. Her immigration writings appear in the forthcoming The Immigration Solution: A Better Plan Than Today's (2007).

is director of the Cato Institute's Center for Trade Policy Studies. Griswold's 2002 paper "Willing Workers: Fixing the Problem of Illegal Mexican Migration to the United States" was used in the Flake-Kolbe-McCain immigration bill in 2003, which President Bush drew upon in early 2004 as the basis for his guest worker program. He has testified on immigration and border security before House and Senate subcommittees.

founded Border Angels in 1986, a non-profit volunteer organization dedicated to saving migrant lives by placing place water, blankets and food in the desert around the border areas. Among other accomplishments, Morones was the first director and founder of Mexico's Border Commission, an advisory group to Mexican President Vicente Fox. He was named one of the 100 most influential Latinos in the U.S. by Hispanic Business Magazine.

is the president and executive director of the Asian American Justice Center, a non-profit civil rights organization whose mission is to advance the human and civil rights of Asian Pacific Americans. An outspoken advocate for comprehensive immigration reform, she is in the leadership of the Coalition for Comprehensive Immigration Reform and chair of the Rights Working Group.