Brazilian evolutionary geneticist, one of those who worked with Theodosius Dobzhansky in his studies of Brazilian Drosophila,
An article (with a recent picture) about his interest in bacteria, and his presidency of the main Brazilian scientific society. He was Professor in the University of São Paulo, and an influential leader in Brazilian scientific societies. He died in April, 2009 at the age of 89.
His entry in the Wikipedia
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