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In studies to date, the effectiveness of the directional microphone has been investigated independently of the signal processing scheme used in the hearing aid. In addition, the number and placement of the background noise speakers can create an advantage for a particular polar pattern (i.e., cardioid, supercardioid, and hypercardioid) in any laboratory(More)
Skin cancer affects 515,000 Americans every year, causing more than 7,000 deaths. Prior studies attempted, with scant success, to increase general knowledge about protection of the skin and to encourage use of sunscreens. The failure was attributed to the allure of the suntan as a symbol of health and affluence and to the "optimistic bias" (belief in one's(More)
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