Jamsession

A jam session, even Jam Session (of English jam: slang for " improvise " and session " meeting ", " event" ), is a casual interaction of musicians who do not usually play together in a band and sing.

The jam session in Jazz

In jazz jam sessions can pieces whose harmonic schemes and melodies are played known to all fellow musicians (so-called jazz standards ), or it is freely improvised. Often the rhythm section, usually consisting of piano (English: piano, abbreviation: p), double bass (English: double bass, Abbr: b ) and percussion (English: drums, Abbr: dr), for sessions in pre- assembled, so that the adventitious musicians know what kind of music to expect.

Jam sessions were for the entire jazz development of great significance - in the early 1940s as many swing musicians met ( partially from big bands, some of them from small formations ) at Minton 's Playhouse in Harlem to " after hours" (after midnight ) are a small to jam. From these meetings in the early morning hours of bebop and thus the basis for the entire modern jazz was born.

The jam session in Contact Improvisation

When experimental dance as part of a Contact Improvisation Jam various forms exist:

• Blind Jam: closed / blindfolded
• Underscore Jam: it is specified at the beginning of a motto
• Silent Jam: without music