Composed for his wife on the occasion of their 30th anniversary, “30”, consisting of three intersecting, 10’ long pieces for 12 percussionists, evokes the complex ways a relationship matures and evolves over decades. + As a suite, the album presents the entire work first, then piecemeal and then in sub-combinations, allowing listeners to explore the work from different angles and at different depths. + Mr. Applebaum is Assoc. Prof. of Composition at Stanford Univ. + Many of his pieces challenge the conventional boundaries of musical ontology. + More than one million viewers have watched his TED talk.