For the 55,000 Minnesota families on welfare, the clock starts ticking tomorow with the state's new five-year lifetime limit on assistance. Also starting tomorrow, new rules will ban newcomers from receiving welfare benefits for the first thirty days they're here. For a year after that, they'll only the amount they'd have received in their previous state. Peter Edelman was an outspoken critic of welfare reform, so much so that when President Clinton signed welfare reform into law last September, Edelman quit his job as an assistant secretary in the Department of Health and Human services. Edelman was in the Twin Cities recently.