Ivan Vasconcelos is a Principal Research Scientist at Schlumberger Gould Research, in Cambridge, UK. Ivan holds a BSc in Physics/Geophysics from the University of Sao Paulo, and a PhD in Geophysics from the Colorado School of Mines. He is an Assistant Editor of the journal GEOPHYSICS, and Technical Referee of several journals within the fields of Geophysics, Physics, and Applied Mathematics. He is a member of the SEG, EAGE, AGU and SIAM. In 2014 the SEG awarded him the J. Clarence Karcher Award.