1. Masculinity, reproductivity and law 2. Short changed? The law and ethics of male circumcision 3. Reproductivity, the workplace and the gendering of the body (politic) 4. Viagra nation : sex and prescribing familial masculinity 5. Regulating (for) sperm donor identity 6. A question of sex? sport, the healthy body and masculinity 7. Conclusions : perverse fantasy and bodily possibility.