(b. 1941, Rosario).

Argentinean composer of mostly orchestral, chamber, choral, vocal, piano, and electroacoustic works that have been performed throughout the Americas and in Europe.

Prof. Grela attended the Universidad Nacional de Rosario. He studied composition and electroacoustic music privately with Francisco Kröpfl and instrumentation and orchestration privately with Washington Castro.

Among his honours are the Fulbright Scholarship (1978–79, to work at the Computer Music Center of Columbia University), a fellowship from the government of Canada (1994, to give lectures there) and the Premio para Música Sinfónica from the Sociedad Argentina de Autores y Compositores (2003, for Imaginerías).

He is also active in other positions. He served as choral director of the Universidad Nacional de Rosario from 1963–66, as conductor of the ensemble for contemporary music at the Universidad Nacional de Rosario from 1966–72, as conductor of the Ensamble de Cámara de Música Contemporánea de Rosario from 1978–87, and as conductor of the ensemble for contemporary music of the Universidad Nacional del Litoral in Santa Fe from 1984–90. He served as president of the Agrupación Nueva Música de Rosario from 1981–85 and as a delegate of the Federación Argentina de Música Electroacústica in Santa Fe from 1984–95.

He taught as a professor of Educación Audioperceptiva at the Universidad Nacional de Rosario from 1967–70, of composition, counterpoint and harmony at the Universidad Nacional de Tucumán in San Miguel de Tucumán from 1969–73, of harmony at the Conservatorio Provincial de Música de Tucumán in San Miguel de Tucumán in 1972, and of counterpoint, fugue and orchestration at the Universidad Nacional del Litoral from 1974–88. He gave postgraduate courses in Salta from 1973–81. He has taught as a professor of various subjects at the Universidad Nacional del Litoral since 1974 and at the Universidad Nacional de Rosario since 1977, where he has also served as director of the studio for electronic music since 1998. In addition, he has taught as a professor of acoustic music, harmony and the music of Latin America at the Instituto Superior de Música in Rosario since 1988 and as a professor of music history at the Conservatorio de Música Juan Carlos Paz in Pergamino since 1992. He has given lectures in Argentina, Brazil, Canada, Chile, Uruguay, and the USA.

COMPLETE LIST OF WORKS

ORCHESTRAL:

Música, string orchestra, 1968

Superficies, 1969

Estados estáticos, 1970

Nueve Estudios, 1973

Estructuras, 1978

Colores, 1983

Crepuscular, 1986

Música de danza, string orchestra, fixed media, 1993

De los soles y la noche, piano, small orchestra, 1995–96

Calidoscopio, 1996

Concerto, piano, percussion, string orchestra, 2001

De lejanos cantos, 1998–2002

Presencias, string orchestra, 2002

Imaginerías, 2003

CHAMBER MUSIC:

Trío, violin, cello, piano, 1963

Sonatina, clarinet, piano, 1963

Cuatro Piezas, string quartet, 1964

Música, clarinet, double bass, piano, percussion, 1964

Cuatro Piezas, flute, 1966 (also version for viola, 1967)

Ocho Piezas, flute, percussion, 1966

Música para ocho instrumentos, 8 players, 1966

Quinteto, clarinet, bass clarinet, harp, piano, vibraphone, 1967

Espacios I, ensemble, 1968

Sugestiones, ensemble, 1969

Posibilidades, string quartet, 1970

Espacios II, ensemble, 1970

Cuarteto de cuerdas, string quartet, 1971

Cambios, ensemble, 1971

Composición en memoria de Estanislão Mijalichen, cello, piano, percussion, 1972

Fluctuaciones, ensemble, 1972

Música, guitar, 1973

Crepúsculos, clarinet, piano, 1975

Interpenetraciones, ensemble, 1976

Reflexiones en el tiempo, amplified guitar, piano, 1976

Imágenes, oboe, piano, 1977

Cuatro Piezas, violin, piano, 1978

Espacio-Tiempo, 11 sound sources (around hall), 1978

Frase, ensemble, fixed media, 1978

Interpolaciones, flute, bassoon, violin, double bass, 1979

Paisaje imaginario, ensemble, 1980

Trío, flute, oboe, clarinet, 1982

Fosforescencias, piano, percussion ensemble, 1983

Música para un espacio, 17 sound sources (around hall), 1983

Composición, flute, clarinet, tenor saxophone, fixed media, 1983

Estudios, flute, clarinet, piano, percussion, 1984

Memorias, alto flute, guitar, percussion, 1984

Cánticos, clarinet, piano, 1985

Constelaciones, piano, percussion, 1986

¿Y más allá...?, flute, clarinet, piano, percussion, 1986

Música, flute, harpsichord, 1986

Encantamientos, ensemble, 1987

Desde los mundos paralelos, piano, ensemble (flute, clarinet, bass clarinet, French horn, trombone, violin, viola, cello, percussion), 1989 (also version for piano, fixed media)

Sendero imaginario, bassoon, trombone, cello, piano, 1992

Sonoridades, guitar, fixed media, 1993–94

Canciones del atardecer, clarinet, fixed media, 1995–96

Ecos de la lejanía, flute, clarinet, violin, cello, piano, 1997

Mixturas, clarinet, alto saxophone, violin, fixed media, 2002

Luces y sombras, 6 percussion, 2003

CHORAL:

Ensayo, mixed chorus, ensemble, 1965

Composición sobre un libreto, alto, female chorus, ensemble, 1967

Combinaciones, mixed chorus, percussion, fixed media, 1968

?, mixed chorus, string orchestra, 1969

Un Sueño que no se entiende a sí mismo, mixed chorus, 1998

Poems of the night, mixed chorus, string orchestra, 2001

VOCAL:

Canción, alto, harp, string quartet, 1964

Canciones, baritone, French horn, 2 trumpets, trombone, tuba, piano, suspended cymbals, 1966

Pueblo, baritone, string quartet, 1975

Voces, soprano, trombone, piano, percussion, fixed media, 1976

Tres Canciones, baritone, string orchestra, 1977

Oráculo, alto, string orchestra, 1982

Intangibles universos, voice, fixed media, live electronics, 1986

Cinco Canciones, low voice, piano, 1988

PIANO:

Nueve Piezas, 1963

Música, 1967

Música, 1971

Dueto, piano (2 players), 1974

Composición, 1976

Desde los mundos paralelos, piano, fixed media, 1989 (version of chamber work)

Geometrías del atardecer, 1994

Desde el espacio y la luz, 1994–95

ELECTROACOUSTIC:

Música para una exposición de pop-art, fixed media, 1966

Música para teatro, fixed media, 1966

Ejercicio, fixed media, 1968

Estudio, fixed media, 1972

Glaciación, fixed media, 1979

Configuraciones espaciales, fixed media, 1982

Relieves, fixed media, 1985

Composición, fixed media, 1991

Tiempos, fixed media, 1997

MULTIMEDIA/PERFORMANCE:

Faena (text by Rodolfo Alonso), any number of voices, any number of players, fixed media, lights, 1970

FILM SCORE (DIRECTOR):

C.65, fixed media, 1965 (Néstor Zapata)

DISCOGRAPHY

Glaciación. (Agrupación Nueva Música de Rosario, 1981) (LP)

Glaciación. (Consejo Argentino de Música, 1987) (LP)

Desde los mundos paralelos (second version). (Agrupación Nueva Música de Rosario, 1991)

Desde el espacio y la luz (excerpt). (Fondo Nacional de las Artes, 1995)