By James Foritano Cambridge, MA — I’m occupying the cat-bird seat in the intimate recital space of Cambridge’s Longy School of Music at Bard College at a pre-performance interview with cast members of a new operetta, “As One,” which will be presented January 25-28 by the Boston Opera Collaborative at Edward M. Pickman Concert Hall. The two male vocalists sitting at our conference table are young, intense, and talented. They are bursting with information about what it’s like to represent with their resonant baritones the existential struggles of a young man, a boy really, transitioning to a mature woman. I’m trying to focus as much as possible on the sense of what they’re saying, but the sensuousness of their trained voices short circuits, repeatedly, my hard- headed note taking. I’m rescued, anchored by an anecdote related to me by vocal coach Jean Anderson Collier, sitting to my … [Read more...] about THEATER PREVIEW: BOSTON OPERA COLLABORATIVE PRESENTS “AS ONE” AT PICKMAN HALL