Forced-Labor Free.

For Shadow of a Face, the monument to abolitionist and activist Harriet Tubman (scheduled to open on March 9), suppliers and fabricators were less familiar with the issue of modern slavery in materials' supply chains. "Architects are a powerful lobby, with a history of helping to create a more equitable world", says architect and educator Harriet Harriss, also a member of Design for Freedom's working group. (Tier 1 is the direct supplier of the final product, Tier 2 is the suppliers to them, and so on through as many tiers as it takes to reach the constituent materials' points of origin.). [Extracted from the article]