Eduardo Cuiti%C3%B1o
Eduardo Cuitio Bosio is a Uruguayan writerauthor and mathematician known for his investigations and essays on two historic figures Carlos Gardel and Jack the Ripper.
He became know in a reportage of the Diario el Pas de Montevideo on June 24, 2012, were he exposed that from his calculations Carlos Gardel could not be born in 1890 nor in 1883 or 1884 as it was debated in the moment, but in the early months of 1887.
Source: Wikipedia