EMPAC The experimental arts center at Rensselaer Polytechnic Institute in Troy, N.Y., has recently hired a new curator of music, Anne Leilehua Lanzilotti, whose first program, on Sept. 20, will be a solo concert by the sound artist and vocalist Ken Ueno. (A concert by Sarah Hennies, a composer and percussionist whose works explore intimacy and transgender identity, follows on Dec. 4; Ms.