Recognized as an international authority in environmental noise, he brings more than 45 years of experience in acoustical engineering, with a focus on sound measurement, noise assessment, and community response. His work spans a wide range of sources, including aircraft, roadway, industrial, and urban noise, as well as gunfire, explosives, and other impulsive sound events, with extensive experience evaluating how noise impacts individuals and communities.

His expertise includes noise monitoring methodologies, sound propagation analysis, and evaluation of audibility for warning signals and alarms, along with work in architectural and building acoustics. He has played a significant role in the development of national and international standards, including long-standing leadership within the Acoustical Society of America, ANSI, and ISO, where he contributed to environmental noise assessment and impulsive sound measurement guidelines.

In addition to consulting for industry and government, he has provided expert testimony in numerous matters involving community noise disputes, transportation systems, and industrial operations. His credentials include a Ph.D. in Electrical Engineering (Acoustics), licensure as a Professional Engineer, and recognition as a Fellow of leading acoustical and noise control organizations, supported by extensive publications and contributions to the field.