Apparently, this user prefers to keep an air of mystery about them.
8 Why do I need a flu shot every year, while many other vaccinations last years or even a lifetime? mar 11 '14
6 Does knowing the sex of each of a couple’s first N children have any marginal value in predicting the sex of child N+1? oct 25 '13
3 Why are dolphins so smart? jan 30 '14