Sarup R. Mathur is an associate professor at Arizona State University in Tempe and associate director of the National Center on Education, Disability and Juvenile Justice.

Lutheran Social Services of the Southwest has several programs for at-risk youths and juvenile offenders. It is based in Tucson, Ariz. Connie Phillips is CEO and president.

Chuck Lawless is founder of LifeChange, a Christian mentoring Bible study program for juvenile and adult offenders. It is based in Midland, Texas.

Milwaukee Christian Center was founded to help local immigrants. It provides programs for first-time juvenile offenders. Karen Higgins is executive director.

Rep. Fred Kessler, D-Milwaukee, introduced a bill in the Wisconsin Legislature that would raise the age at which youths are treated as adults in criminal cases from 16 to 17.

William E. Harris is executive director of Restorative Justice Ministry, a program of the West Ohio Conference of the United Methodist Church in Reynoldsburg, Ohio,

Jack R. Kloppenburg Jr. is a professor in the department of community and environmental sociology at the University of Wisconsin-Madison. He teaches a course called Food, Culture and Society, which explores hunger issues.

James P. Ziliak is director of the Center for Poverty Research at the University of Kentucky, where he also holds the Gatton Endowed Chair in Microeconomics. He was the lead researcher on a 2008 national study of hunger among the nation’s senior citizens.

Lili Garfinkel is with the PACER Center’s Juvenile Justice Program, which works with Minnesota’s juvenile offenders.