業績評価はジェンダーに特化したものなのでしょうか? 2つの大規模な実験研究から得られた証拠
Axel Franzen1, Fabienne Wöhner1
1Institute of Sociology, University of Bern, Bern, Switzerland.
PloS one
|February 18, 2026
まとめ
2つの大規模なオンライン研究で,ジェンダーはプレゼンテーションの評価に影響を与えない. 魅力的な男性アバターは評価が高かったが,女性アバターや実際の男性プレゼンターにはこの魅力ボーナスが認められなかった.
科学分野:
- 社会心理学 社会心理学とは
- ジェンダー研究とは,ジェンダー研究です.
- 人とコンピュータの相互作用です.
背景:
- 社会的な仮定は,女性が同等の仕事に対して男性より少ない評価を受けていることを示唆している.
- 以前の研究によると,プレゼンターの魅力がパフォーマンス評価に肯定的な影響を与える可能性があることが示されています.
研究 の 目的:
- 業績認識におけるジェンダーバイアスの仮定を実証的に検証する.
- 評価におけるプレゼンターの性別,魅力,トピックアソシエーションの役割を調査する.
- 人工知能 (AI) によって生成されたアバターと実際の人間のプレゼンターとの間の発見を比較する.
主な方法:
- 2つの大規模なオンライン調査実験 (N=3,157とN=2,909) が実施されました.
- 参加者は,男性または女性キャラクター (アバターまたは実際の人間) のビデオプレゼンテーションを評価しました.
- プレゼンテーションのトピック (男性関連,ジェンダー中立,女性関連) とプレゼンターの魅力が操作されました.
主要な成果:
- プレゼンターの性別は,どちらの研究でも評価結果に有意な影響を及ぼさなかった.
- 研究I (AIアバター) では,魅力的な男性プレゼンターは,魅力のない男性よりも好ましい評価を受け,女性アバターは"魅力ボーナス"を受けませんでした.
- 研究II (実際のヒト) では,男性アバターで観察された魅力ボーナスは,実際の男性プレゼンターでは再現されなかった.
結論:
- この研究では,プレゼンテーションの評価において,ジェンダーバイアスの証拠は見つかりませんでした.
- プレゼンターの魅力は,男性AIアバターに対する評価に影響を及ぼしたが,女性アバターや実際の人間プレゼンターの評価には影響しなかった.
- 発見は,AIによって生成されたアバターが,魅力とパフォーマンス評価への影響に関して,実際の人間と比較して異なる見方をする可能性があることを示唆しています.
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