_ Born in Tehran, Davood Ajir, Guitar, Bass, Keyboard Player, Arranger,
Composer and singer. He started classical music at the age of eight at
conservatory of music in Tehran. He's first band was formed at the age
of fifteen.
_ At seventeen he joined Aldoush's band "Fire Ball" while continuing
studying classical guitar.
In 1973 he joined Spanish band (Los Atlantic) in Spain then in 1975 he
went to England to continue his studding in classical music in southeast
London College.
_ In 1977 he went to France and got his degree in classical guitar from
"Conservatoire de Musique de Reims".
_ In 1980 he opened his own school of music Ecole de
"Guitare et Clavier" at the mean time he formed "Caviar" band and
toured all around Europe.
_ Davood has done many arrangements and compositions for other
artists as well as his own.
Later in a year 2000 he returned to Iran and after twenty four years he
started a collaboration with Aldoush again, In 2003 they both taught in
Tehran University of music, and since they've been working together
and released album called " The Key " and many other projects.

_ In 2006 they came to France and started a new life and formed
"Human Exchange" with Bismil as a trio to tour Europe and else where.
_ Davood's style is very sweet and emotional, his blend of classical
background and middle eastern, rock and blues, brings a new
vocabulary in his style of music.
_ The Human Exchange seems to have the soul of many spirits of the
planet earth, because people after hearing and having an experience
of seeing their performances they feel nothing but feeling being on a
journey to ecstasy.

Bon Voyage " Human Exchange ".