David Medalla was born 1942 in Manila in the Philipines. He lives and works between London, New York and Paris. Medalla has worked as an artist for almost forty years, making works which have included sculpture, kinetic art, painting, installation and performance. He co-founded Signals London in 1964 and edited the Signals Newsbulletin until 1966. Medalla founded the Exploding Galaxy, an artists collective, in 1967 and from 1974–7 was chairman of Artists for Democracy, dedicated to supporting liberation movements worldwide.
- editor, with Paul Keeler, Signals: Newsbulletin of the Centre for Advanced Creative Study, 10 issues, London: Signals Gallery, Aug 1964-Mar 1966; facsimile repr., index by Julian Zinovieff, London: Institute of International Visual Arts, 1995.   Review: Overy (1997).
- Guy Brett, "David Medalla: From Biokineticism to Synoptic Realism", Third Text 3:8-9 (1989), pp 79-106. 
- Guy Brett, Exploding Galaxies: The Art of David Medalla, foreword Dore Ashton, London: Kala Press, 1995, 216 pp.  Review: Overy (1997).
- John Albert Walker, Left Shift: Radical Art in 1970s Britain, I.B.Tauris, 2001.