 In 2001 the artist created his project "The Lamb Umbrellas for Peace" in response to the terrorist attacks of September 11, 2001.He began with a 3-day workshop in Washington, D.C. for 38 children who had lost their parents in the attack, each of them expressing their feelings in colorful ways on the umbrellas.The workshop was followed by a parade of the children carrying their umbrellas, and the umbrellas were shown on Capitol Hill.