"Economy Hall: The Hidden History of a Free Black Brotherhood tells the story of the Société d'Economie et d'Assistance Mutuelle, a New Orleans mutual aid society founded by free men of color in 1836. The group was one of the most important multiethnic, intellectual communities in the US South: educators, world-traveling merchants, soldiers, tradesmen, and poets who rejected racism and colorism to fight for suffrage and education rights for all....