One of the most contentious issues in the debate over immigration reform is how to deal with the estimated 12 to 15 million illegal aliens in the United States. Supporters of 'comprehensive' reform often falsely present the issue as a choice between permanent legalization and the forced deportation of each and every illegal immigrant. As the latter is unacceptable, the only reasonable position, 'comprehensive' reform proponents contend, is legalization, the approach adopted by the amnesty provisions of the Senate's immigration legislation.

The 'legalization' approach is deeply flawed; it has been tried before and failed miserably. The better solution is to rely on law enforcement and market forces to end America's addiction to undocumented labor and to create legitimate opportunities for immigrants to continue their contributions to keeping America safe, free, and prosperous.

As part of this superior approach, the Department of Homeland Security (DHS) has recently initiated a pilot program to encourage those unlawfully present to leave voluntarily. Congress should build on this initiative with measures creating better alternatives to illegal immigration. ....