Cailin Marcel Manson, baritone and conductor, a Philadelphia native, has toured as a soloist and master teacher at major concert venues throughout the United States, Europe and Asia with many organizations, including the Radio-Sinfonieorchester Stuttgart, SWR Sinfonieorchester, Taipei Philharmonic, Bayerische Staatsoper - Münchner Opernfestspiele, Choral Arts Society of Philadelphia, Chamber Orchestra of Philadelphia, Teatro La Fenice, Teatro San Carlo, Konservatorium Oslo, and the Conservatoire de Luxembourg.

He has also been a guest cantor and soloist at some of the world’s most famous churches and cathedrals, including Notre Dame, Sacré-Coeur, and La Madeleine in Paris, San Marco in Venice, Santa Maria del Fiore in Florence, San Salvatore in Montalcino, Santa Maria Maggiore and San Giovanni in Laterano in Rome, Thomaskirche and Nikolaikirche in Leipzig, and Wieskirche in Steingaden.
 
Cailin has held positions as Music Director of the Vorarlberger Musikfest, Music Director and Conductor Laureate of the Chamber Symphony of Atlantic City, Artistic Director and Conductor of the Montgomery County Youth Orchestra, Chair of Vocal Studies at the Hazleton Conservatory for the Performing Arts, Director of Music at The Putney School, and as Music Director of the Bennington County Choral Society. He has also served as a member of the faculty of the Vermont Governor's Institute on the Arts and the Performing Arts Institute of Wyoming Seminary. He also founded and directed the Germantown Institute for the Vocal Arts and the Germantown Concert Chorus.

Cailin is a frequent guest conductor, clinician, presenter, panelist, and adjudicator for conventions, conferences, competitions, and music festivals. Cailin studied voice performance at Temple University, and opera performance and orchestral conducting at the Universität Mozarteum Salzburg.