Authenticity Construct	Definition	Frequency	% of Studies
Sincerity / Honesty	Message perceived as genuine, truthful	12	28.6%
Credibility / Trust	Reliability, believability	10	23.8%
Identity Alignment	Congruence with personal/social identity	9	21.4%
Cultural Resonance	Relevance to cultural/subcultural identity	7	16.7%
Moral Nuance / Depth	Perceived depth, ethical subtlety	5	11.9%
Deception / Evasion	Perceived manipulation or evasive intent	6	14.3%