Grandfather and Granddaughter: Psychology of Alliance, Evolution, and Modernity Introduction: A Unique Dimension of Intergenerational Connections The dyad "grandfather-granddaughter" represents a unique and under-researched phenomenon in the system of family relationships. Unlike more described relationships (mother-daughter, grandmother-grandson), this alliance combines the crossing of gender and generational lines, creating a special space for the transmission of values, the formation of identity, and emotional support. A scientific analysis of these relationships requires the integration of knowledge from developmental psychology, evolutionary anthropology, sociology, and gender studies, as they are formed under the influence of biological predispositions, cultural stereotypes, and individual family narratives. Evolutionary Psychology: The Grandfather's Contribution to the Survival of Offspring From the perspective of evolutionary anthropology, the longevity of men after the reproductive age also requires an explanation similar to the "grandmother hypothesis". The "Grandfather Hypothesis": Although less supported than its female equivalent, it suggests that grandparents contribute to the survival of grandchildren through the provision of resources (food, protection), the transfer of social status, and complex skills (hunting, craftsmanship). For a granddaughter, this meant increasing her attractiveness as a future partner and improving her chances of survival for her own children. Investment in the quality of offspring: Unlike the grandmother, whose contribution is often associated with direct care, the historical role of the grandfather could have been to ensure security, education, and social integration. For a girl, this created an additional "shield" and increased her social capital in the community. Psychological Functions and Impact on the Granddaughter's Development The grandfather performs a number of specific, irreplaceable functions for his granddaughte ... Read more