Fri. 4/5 10a: Spencer Beckwith speaks with writer and aural historian Jack Loeffler. For the last 13 years, along with UNM Professor Enrique Lamadrid, Jack has curated "Nuestra Musica" at the Lensic Performing Arts Center in Santa Fe. On April 19, the 2013 concert brings together local musicians, including Roberto Mondragón, Cipriano Vigil, Frank McCulloch and Antonia Apodaca, for a celebration of New Mexico’s musical heritage.