with artist larry kirkland and landscape designer robert preston, he designed the civil rights garden in atlantic city, new jersey, documenting the history and struggles of african americans. opened in 2002, this public art and history project of the casino reinvestment development authority has been called the most significant public commemoration of the modern civil rights movement in any northern state. he also served on the national trust's advisory committee for the restoration of president lincoln's cottage at the soldiers' home in washington, d.c., which opened in 2008.