… consulting services on a challenge at the intersection of business and environmental sustainability. Each Spring, Peter Boyd (CBEY Resident Fellow and Lecturer at Yale) teaches … consulting services on a challenge at the intersection of business and environmental sustainability. Each Spring, Peter Boyd (CBEY Resident Fellow and Lecturer at Yale) teaches … consulting services on a challenge at the intersection of business and environmental sustainability. Each Spring, Peter Boyd (CBEY Resident Fellow and Lecturer at Yale) teaches …