Current science does not support the use of handwriting analysis as a definitive diagnostic method, despite statistical data showing who alternates letters more frequently. ^[1] Federico Carelli, a graphology specialist, stated that this alternating graphic behavior indicates rebellion and a persistent search for distinction from the social group. ^[2] Graphologists define the habit of alternating uppercase and lowercase letters within a word as a deliberate attempt to break established graphic norms and create a unique communication style. ^[3] Mental health experts insist on maintaining a critical and skeptical approach, noting that there are no scientifically proven bases supporting the absolute relationship between a specific personality and how a text is written. ^[4] Experts cited by LA NACION said that mixing uppercase and lowercase letters in handwriting functions as a personal marker that reveals aspects of character, emotional stability, and identity. ^[5] Graphologist Federico Carelli said on his YouTube channel that mixing uppercase and lowercase letters can signal a tendency toward rebellion or a constant search for differentiation. ^[6] Experts cited in the article said that graphology does not classify this irregularity as intrinsically negative, only as a trait of attention if combined with other erratic patterns or compulsive behaviors, and they suggest evaluating the style if it interferes with formal documents. ^[7] Specialists cited in the article stated that the habit of mixing letter cases demonstrates creativity, originality, and an innovative, flexible mindset. ^[8]