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Malm is a scholar of human ecology, an interdisciplinary field of research that focuses on human relationships to their environments across cultures.

Scores are optional for entry to schools of arts and sciences; engineering; human ecology; and industrial and labor relations.

Kwate, a psychologist by training and an associate professor of both Africana studies and human ecology, focuses on race, neighborhoods and the health of Black people in America.

“All these arguments that employees take advantage of it and become lazy — we see no evidence of that,” said Nicolas Ziebarth, an economist and associate professor of human ecology at Cornell, who co-wrote the report.

Medina-Kirchner and Hart are part of a small group of scientists who are focusing on human ecology — the amounts and circumstances under which users actually take drugs.