Born in Montpellier / France in 1976, David Lavaysse began composing and producing music in the mid-90s.
Multi-instrumentalist, he releases solo albums under the pseudonym "Dave's infusion" and "i&fused" : 'Real fun' (MK label / 1999), 'Expectations' (Serpentine / 1999), 'Kind of clue' (ici d'ailleurs / 2002), 'Slow eater' (ici d'ailleurs / 2008).
In 2007 he founds the band 'The Shoppings' with fashion sociologist Pascal Monfort. A first album was released in 2007 on the label ici d'ailleurs, a second one named ‘Vanités’in 2018. They collaborate with fashion designers Jean-charles de Castelbajac and Jeremy Scott.

In 2011, he founds '1fuse', a sound & plastic production company. Each project is an opportunity to experiment with new forms of collaborations and creations combining sound and graphic design.
With the net-artist Annie Abrahams ('Réconfort infini' / 2013), the author Thomas Malésieux ('Histoire d'un document retrouvé' / 2014), the winemaker Vincent Bonnal ('Pélissols' / 2015)), the actor and director Jacque Allaire ('Mon crédit' / 2016) and the photographer Cédric Viollet ('Arrondir' / 2018).
He is also commissioned to compose for theatre and dance ('La République de Platon' et 'Le dernier continent' by Jacques Allaire, 'La ville en grâce' by Young Ho Nam, 'Jizai Body collection' for Shutaro Oku, 'Monster recipe' by Hyun-Sun Kim) and sound design (Dim, Carhartt, Off-White, Edoki, Worlwide festival, Québec Science,...).
In September 2019, he immerses himself solo in the Amazonian rainforest to make recordings that reflect the sound diversity of this ecosystem.
In November 2019, he creates 'Manhwa', a show in collaboration with the Korean cartoonist Young-Wook Beck and videast Pierre Sevila, at the Comédie de Montpellier opera house.
A new creation based on Homer's Odyssey, 'L'Odyssée Manhwa', was created at the Montpellier Opera in November 2021 and performed in Andong (South Korea) in July 2022. In May 2022 he collaborated with Canadian artist Véronique Béland for the performance 'Et on clouera des comètes sur l'horizon en fuite'.
In 2023, he composes the music for the choreographic piece 'Le cri du silence' by Young-Ho Nam. Excerpts are presented at the international improvisation festivals in Jeju and Seoul, followed by the premiere at the International Dance Festival in Busan on June 4, 2023.
On November 11th and 12th 2023, the premiere of the choreographic piece for which he composed the music, 'les couleurs du bonheur', took place at Montpellier's Opera Comédie.

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