The Mission of OISTAT is: * To stimulate the exchange of ideas and innovations, and to promote international collaboration in professions which support live performance;
* To promote the formation of centres in each country in order to achieve these aims;
* To encourage life-long learning among live performance practitioners;
* To respect the integrity of all cultures and celebrate the diversity as well as the similarities of those who work in support of live performance.
To this end OISTAT has Centres, Associate Members, and Individual Members in 47 countries around the world with combined membership of over 20,000 members; six active Commissions undertaking a variety of projects in the areas of Education, Technology, Scenography, History and Theory, Publication and Communication, and Architecture; and a growing active presence on the WWW through its web page.