Brunelleschi is credited with being the first to use geometric principles for creating linear perspective.
Leonardo da Vinci is credited with being the first to use sfumato.
None at all - he is dead.In his lifetime he was an expressionist and he is credited with being the first artist who painted abstract art.
Antonello da Messina is usually credited for this.
galetao
George Bush
A laurel wreath.
Edmund Hillary is credited as being the first person to reach the summit of Mount Everest in 1953.
Ada Lovelace
ferdinand magellan
Euclid
Sigmund Freud is credited with being the first person to use talking therapy through his development of psychoanalysis in the late 19th century.