Miles Davis was an American jazz trumpeter, bandleader, and composer. He is among the most influential and acclaimed figures in the history of jazz and 20th century music. Davis adopted a variety of musical styles throughout his career and is credited with creating the cool jazz subgenre. Davis's major contributions to music include his work with bebop, cool jazz, hard bop, modal jazz, and jazz fusion. He was also skilled at improvisation, and his innovative use of harmony and melody, along with his masterful trumpet playing, made him one of the most influential jazz musicians of all time.In addition to his musical contributions, Davis was also a groundbreaking bandleader who was known for his live performances, which often featured lengthy improvised sections. He was also an early adopter of electric instruments and studio techniques, and his use of these elements helped shape the sound of jazz in the latter half of the 20th century.