Adalberto Giazotto

Adalberto Giazotto (1 February 1940 – 16 November 2017) was an Italian physicist. He was born in Genoa, Italy. He helped design the Virgo interferometer, which first detected gravitational waves in 2017. 
Giazotto won the Caterina Tomassoni e Felice Pietro Chisesi Prize, a Matteucci Medal, and shared the Enrico Fermi Prize with Barry Barish in 2016.
Giazotto died in Rome, Italy of a heart attack on 16 November 2017 at the age of 77.