The Center for Improvisational Music (or CIM) is a non-profit corporation dedicated to the teaching of jazz and creative music with a heavy emphasis on the inner workings of improvising. Founded by Ralph Alessi in 2001 and based in Brooklyn, NY,[1][2] CIM's main project is The School for Improvisational Music (or SIM) which since 2001 has presented 20 workshop series for 800 emerging improvisers from all over the globe.[3] SIM's faculty includes Alessi, Ravi Coltrane, Jim Black, Jason Moran and Steve Coleman among others. The center stages performances and educational workshops, and has hosted an intensive two-week summer program for musicians.[2][4]