ARCHITECTURAL ACOUSTICS, AIRCRAFT NOISE ASSESSMENT, COMMUNITY NOISE SURVEYS, ELECTRO-ACOUSTICAL SYSTEM DESIGN, ENVIRONMENTAL IMPACT STATEMENTS, EXPERT WITNESS, FIELD TESTING, FORENSIC ACOUSTICS, INDUSTRIAL NOISE CONTROL, LAND USE PLANNING AND DEVELOP MENT, MECHANICAL SYSTEM AND HVAC, MULTIMEDIA AND TV SYSTEMS DESIGN, OPEN-PLAN OFFICE ACOUSTICAL DESIGN, PRODUCT NOISE CONTROL, PRODUCT SOUND DESIGN, SOUNDSCAPE TESTING, ANALYSIS AND DESIGN, THEATER AND CONCERT HALLS, TRANSPORTATION NOISE CONTROL, VIB RATION TESTING, ANALYSIS AND CONTROL.