As the orchestra grew in size throughout the latter half of the 18th century, composers generally conducted their music to facilitate more expedient and efficient rehearsal and performance preparation.
[1] The purpose of the conductorless state of this orchestra did not stem from musical ideals alone but encapsulated the political and philosophical ideas of the time.
The Prague Chamber Orchestra collaborates with conductors for special recording projects, though the standard model and philosophy of performance for the ensemble are conductorless.
After the fall of communism, the musicians formed their own company, PKO Agency Ltd., and managed all critical operations of the ensemble.
The orchestra has been conductorless since its inception and all members rotate leadership roles depending on the demands of the piece performed.
The ACO is a conductorless chamber orchestra led by concertmaster Richard Tognetti, appointed artistic director and lead violin in 1990.
The ensemble regularly commissions new works and features cross-genre programs transcending jazz, rock, and classical styles.
The ensemble is generally led by concertmaster and music director Roxana Pavel, but artistic decisions are achieved democratically.
[citation needed] A Far Cry, formed in early 2007, is a Boston based chamber orchestra made up of 18 string players.
A Far Cry has close ties to the New England Conservatory (NEC) as well as the Isabella Stewart Gardner Museum, where it is ensemble-in-residence.
The Lyra Vivace Chamber Orchestra], founded in 2010, is a musician-run collective based in Augusta, Georgia, and the South-Eastern United States.
[citation needed] Polish symphonic orchestra Sinfonia Varsovia hasn't had permanent conductor since Krzysztof Penderecki and Marc Minkowski (since 2012),[5] similarly Polish Chamber Orchestra [pl] hasn't had its permanent conductor since Nigel Kennedy (since 2008).
They are currently known primarily for their call for scores, a program that draws globally from the finest upcoming composers, creating a diverse season of new works.
An entire volunteer orchestra, their concerts are free and open to the public, targeting underserved populations by performing in low-income neighborhoods.
[citation needed] One aspect of conductorless chamber orchestras that sets them apart from other instrumental ensembles is the democratic leadership model.