Lorenzo Pace evokes his family's history, from slavery to the present, in an invitingly bright-colored, wall-filling collage of images and objects.

But Lorenzo Pace and Noah Jemison offer more nourishing food for thought.

In his "Walking Dead," Lorenzo Pace uses gauze and black tape to weave together figures that we encounter suddenly.

The sculptor, Lorenzo Pace, is also unhappy with the way "The Triumph of the Human Spirit" is being treated.

Lorenzo Pace achieves a similar effect with "The Walking Dead," a four-part work that has lost two parts to vandalism.

"Triumph of the Human Spirit," a granite fountain by Lorenzo Pace.

As an example, the lineup of geometric abstractions by Michael Tyzack faces the baroque assemblage by Lorenzo Pace.

"They're going to read 'Jalani and the Lock,' by Lorenzo Pace," Ms. Yoshikami said.

"It's just more foot-dragging, that's what it is," said Lorenzo Pace, a Brooklyn artist chosen from among more than 440 applicants to design the sculpture.

Lorenzo Pace, 56, never before had a one-man show in Manhattan, much less a signed monument, but is far grayer of beard than he was when his project began.