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Back of the Yards Algae Science, Cicago, housed at The Plant, 1400 W 46th st, Chicago, https://www.algaesciences.com/ Dr Leonard Lerer, Founder and CSO featured in portraits (here with a spirulina photobioreactor. BYAS produces products from algae and from mushrooms. Featured are a blue colorant, and a heme coating for plant-derrived burgers. For the Chicago Reader.