His music is ambient, meditative, and often introspective, drawing on minimalism and contemporary pop. Tantric Buddhism is largely concerned with ritual and meditative practices. Tantric Buddhism is concerned with the rituals and meditative practices that lead to enlightenment. He instantly falls into a deep meditative trance. New-age music is broadly defined as relaxing, even "meditative", music that is primarily instrumental. The second one represents an emergence of meditative consciousness. Stevens, whose work became meditative and philosophical, became very much a poet of ideas. One quarter of non-believers sometimes pray, but more in a sense of meditative self-reflection. Douglas is imaginative, fanciful, and occasionally meditative on the state of the world. Many cultures have traditions of meditative movement. Saraha noted her wisdom and realized his own faults in meditative practice. Gamma activity is associated with perception of meaning and meditative awareness. This caused him to attain meditative absorption. Bono described the project as "a more meditative album on the theme of pilgrimage". He also studied the EEG correlates of meditative states.