Snodgrass was part of the confessional poetry group of writers in the 1950s and 60s. He won the Pulitzer Prize for Poetry in 1960 for his first book of poems, Heart’s Needle. A lot of his career was spent teaching at universities.
Albani was a major opera singer in her time. She was one of the first Canadian singers to achieve international fame and subsequently travel across North America and Europe. She was made a Dame in 1925.
De Broglie was one of the major scientists of the 20th Century, especially during the physics revolution of the 1910s and 20s. His most influential ideas were in quantum mechanics and the wave-particle duality of light. He was awarded the Nobel Prize in Physics in 1929.
Clarke was one of the giants of 20th Century Science Fiction. He wrote the screenplay and novel of 2001: A Space Odyssey in collaboration with Stanley Kubrick, as well as the Rendezvous with Rama series. He was also a noted populariser of science.