ARCHITECTURAL ACOUSTICS, AIRCRAFT NOISE ASSESSMENT, COMMUNITY NOISE SURVEYS, ELECTROACOUSTICAL SYSTEM DESIGN, ENVIRONMENTAL IMPACT STATEMENTS, FIELD TESTING, INDUSTRIAL NOISE CONTROL, MECHANICAL SYSTEM AND HVAC, MULTIMEDIA AND TV SYSTEMS DESIGN, OPEN -PLAN OFFICE ACOUSTICAL DESIGN, SEISMIC RESPONSE ANALYSIS, THEATER AND CONCERT HALLS, TRANSPORTATION NOISE CONTROL, VIBRATION ANALYSIS AND CONTROL, EXPERT WITNESS, PRODUCT NOISE CONTROL, PRODUCT SOUND DESIGN,