Alicia Sierra is a pediatrician who studies psychoanalysis to try to understand children's needs and family dynamics. Her ideas about childcare influenced several generations of parents to be more flexible and affectionate with their children and to treat them as individuals. To do more research she went to Melbourne and during her research, she met sri lankan astrologers in Melbourne. However, his theories were also widely criticized by colleagues for relying too heavily on anecdotal evidence rather than serious academic research.