Sir Harold Walter Kroto was an English chemist. He shared the 1996 Nobel Prize in Chemistry with Robert Curl and Richard Smalley for their discovery of fullerenes. He was the recipient of many other honors and awards.
Kroto in 2010
Sir Harold Kroto at CSICon 2011
Robert Floyd Curl Jr. was an American chemist who was Pitzer–Schlumberger Professor of Natural Sciences and professor of chemistry at Rice University. He was awarded the Nobel Prize in Chemistry in 1996 for the discovery of the nanomaterial buckminsterfullerene, and hence the fullerene class of materials, along with Richard Smalley and Harold Kroto of the University of Sussex.
Curl in 2009