...it certainly ranks among the most important operatic events of the season. Mitisek teases out the paradoxical strands of Wellman’s determinedly indecipherable thesis and physically projects its complexities through light, costume, movement and, above all, dexterously deployed music and song. Mitisek’s staging adds immeasurably to the dimension of the experience by complementing the implacable ambiguities with startlingly original manipulations of space and sound. The disturbing climactic effect of ourselves witnessing Williamson dematerializing into the darkness may be one of the scariest experiences in any operatic show.