A native of Chalkida, Greece Ioannis Kalantzis studied classical guitar with Kyriakos Tzortzinakis and Evangelos Asimakopoulos at the National Conservatory of Athens. He studied music theory and composition with Yannis Ioannidis at Nakas Conservatory and electroacoustic music with Henri Kergomard at KSYME in Athens. He continued his studies of composition and computer music at the Conservatoire National Supérieur de Musique of Lyon, France with Philippe Manoury, Marco Stroppa, Dennis Lorrain and Robert Pascal (diploma DNSEM with distinction). ?He has also attended master classes with Phillipe Schoeller, Allain Gaussin, George Crumb, Klaus Hubert, Peter Eötvös, Gerard Grissey, Ivan Fedele, Michaël Lévinas, Jonathan Harvey, Gilbert Amy, Michael Jarrell, Francois Bayle, David Wessel, and Miller Puckette. He has received: "Honorable mention" in the II International Electroacoustic Music Contest of Sao Paulo (CIMESP 1997 Brazil). 2nd Price in the National Composition Contest "Papaioannou" (Athens, Greece 1998). Finalist in the II International Computer Music Competition Pierre Schaeffer 1999 (Pescara,Italy). Finalist in the International Electroacoustic Music Contest Art's 2001 (Valencia, Spain). Prix Grame/EOC Composition Contest 2002 (Lyon, France). Finalist in the International Electroacoustic Music Contest Miniaturas Electroacusticas 2008 (Andalucia, Spain) His work has been selected for the official concerts of the International Computer Music Conference (ICMC'99 Beijing, China), (ICMC2001 Havana,Cuba),(ICMC 2003 Singapore),(ICMC2005 Barcelona, Spain), (ICMC2007 Copenhagen, Denmark) (ICMC2010 Yew York USA). He had commissions from the Athens Concert Hall, the National Centre of Music Creation of France (Grame) and the Ministry of Culture of France. He is founding member of the Hellenic Electroacoustic Music Composers Association (HELMCA). He has received 12 travel grants from Ministry of Culture of Greece, The Hellenic Foundation for Culture and the CNSMD de Lyon.His pieces has been performed worldwide in many other international events in France, England, Germany, Italy, Switzerland, Belgium, Poland, Ukraine, S. Korea, Chile, Argentina, Australia, Canada and USA. His work has been released on CDs in Brazil by UNESP/FASM and Canada by PeP/CEC. His music explores the realisation of sound organisms, which lead across their movements and their unusual logic to a particular type of energy.