Special fields: audio and music applications of signal and array processing, point estimation and acoustics; particularly audio effects processing, room acoustics, spatial hearing, musical acoustics and physical modeling, emulation of vintage analog audio processors.

Co-founder and CTO of Universal Audio, Inc.  He was a Co–Founder and Chief Technology Officer of the GRAMMY Award-winning Universal Audio, Inc., a researcher at NASA/Ames Research Center, Chief Scientist at Crystal River Engineering, Inc., and a lecturer in the Department of Electrical Engineering at Yale University.

Articles in AES, ASA, IEEE, ICMA, ION, MRS journals and conference proceedings. 

Fellow of the Audio Engineering Society for contributions to audio effects processing.