testo drive 365 Yet, other scholars, like John Cash, insist that newborns are a "blank slate" as far as their sex recognition is concerned. This is also the prevailing viewpoint. Sex and sex-role identities, we are taught, are fully formed in a process of socialization which ends by the 35th month of way of life. The Encyclopedia Britannica 2003 edition sums it up thus: "Like an person's concept of his or her sex aspect, sex recognition develops by way of parental example, community reinforcement, and terminology. Parents teach sex-appropriate activities to their children from a first age, and this activities is reinforced as the child ages and enters a wider community world.