Gifted songwriters and multi-instrumentalists, Vivian Leva and Riley Calcagno’s first album under the name Viv & Riley, Imaginary People, is a subtle masterpiece of thought and reflection. The album brings a reflectiveness to summertime jams that speak of uninhibited joy and creative camaraderie. Coming on the heels of their acclaimed earlier albums that showed preternaturally talented songwriting from such young artists, now the songs have caught up with their lives. Now in their mid-20s,...