Radio 3's Fifty Modern Classics

Cellist Frances-Marie Uitti celebrates the music of Giacinto Scelsi, the Italian composer from an aristocratic background whose work looks to the East for inspiration. Ygghur is Sanskrit for catharsis and is the final part of Scelsi's autobiographical La Trilogia. With commentary from Paul Griffiths.

Pianist Pierre-Laurent Aimard champions the music of maverick German composer Helmut Lachenmann and his 1980s work for ensemble Mouvement (- vor der Erstarrung); conductor Richard Bernas explains how the use of unconventional playing techniques created a rich and highly crafted soundworld the composer has described as "musique concrete instrumentale".

Violinist Alexander Balanescu recounts his part in Michael Nyman's groundbreaking score for Peter Greenaway's 1982 feature film The Draughtsman's Contract; while commentator Gillian Moore links Nyman's work to the British experimental music tradition.

Author Paul Griffiths singles out this early work for ensemble by Danish composer Hans Abrahamsen, a sonic evocation of nature which takes its name from a poem by Georg Trakl; Gillian Moore highlights some of the other influences at work, including the pictures of M.C. Escher, one of the piece’s dedicatees.

The soprano Barbara Hannigan celebrates Claude Vivier’s profoundly moving work for soprano and orchestra, Lonely Child. Vivier conceived the piece as one single melody, with the entire orchestra "transformed into a timbre", to create "great beams of colour". Writer Paul Griffiths explains how Stockhausen, Gregorian chant and the traditional music of Bali all contributed to this composer’s distinctive soundworld.

Composer and writer Gerard McBurney nominates the austere and uncompromising Octet by Galina Ustvolskaya, which changed his ideas of modern Russian music; and Gillian Moore highlights the intensity of this work, completed in 1950, in the shadow of the Soviet Zhdanov decree.

Pianist Joanna MacGregor celebrates Harrison Birtwistle’s The Triumph of Time, an orchestral work she describes as “sculpted, dream-like and mesmeric”; Paul Griffiths remembers the London premiere and how it marked a new departure for the composer, and Birtwistle himself reflects on the subject of time in music.

Choreographer Siobhan Davies nominates White Man Sleeps by the South African-born composer Kevin Volans, and describes the experience of her collaboration with the composer; writer Paul Griffiths puts the work in the context of Cologne in the late 1970s; and Volans himself explains how he set out to integrate African and European aesthetics in this piece, which draws on traditional music from southern Africa and is scored for viola da gamba, two harpsichords and percussion.

Gillian Moore champions George Benjamin’s early orchestral score At First Light, praising its “extraordinary detail and skill”; while writer and critic Paul Griffiths assesses the significance of the work for British composing in the 1980s.

Composer George Benjamin advocates the "exuberant, thrilling and virtuosic" orchestral piece Chronochromie by his former teacher, Olivier Messiaen; while Paul Griffiths describes the significance of this work in the European avant-garde scene of the 1960s.

Hollywood sound designer and film editor Walter Murch nominates Symphonie pour un homme seul by Pierre Schaeffer and Pierre Henry, music he first heard on the radio as a schoolboy and which influenced his subsequent work in the field of film sound. Author and journalist Rob Young puts the work in the context of post-war Paris and Schaeffer’s early experiments at French Radio which led to the birth of musique concrete.

Composer Nico Muhly nominates Philip Glass's Music in Twelve Parts, a large-scale set of pieces for electric organs, voice, flutes and saxophones which is considered to be an early masterpiece of the New York minimalist. Gillian Moore puts the work in context and suggests how this numerical process music attains its human quality through the choice of sounds.

Writer and critic Paul Driver explains why Maxwell Davies’s 8 Songs For A Mad King is so uniquely important in the development of music theatre; and the Viennese composer and chansonnier HK Gruber describes the work from the inside, as a performer who has sung the taxing part of the King many times.

Violinist David Harrington celebrates George Crumb's groundbreaking 1970 work for electric string quartet, Black Angels - the work which inspired him to form the Kronos Quartet. Gillian Moore puts the piece in context, as a work full of dark foreboding and extreme sounds, in direct reaction to the Vietnam War.

Composer Anna Meredith nominates Gerald Barry's "bold and daring" Piano Quartet No.1, with commentary from an established interpreter of Barry's music, conductor Richard Baker.