WILMINGTON -- Ashley Biden, executive director of the Delaware Center for Justice, will be the first speaker in the 100 Years of Peace and Justice series.

Biden will discuss the center’s programs at 7 p.m. tonight at Theater N, 1007 N. Orange St. in Wilmington.

The series is part of Pacem In Terris’ 50th anniversary celebration. It addresses major peace-and-justice issues of the last 50 years and what is necessary for the next 50 years.