> 12 years of education mostly financed by US taxpayers Clearly, you have no idea how the education system works in US. Most probably, only his PhD education w

> 12 years of education mostly financed by US taxpayers Clearly, you have no idea how the education system works in US. Most probably, only his PhD education was funded by a research agency for doing research, or if he was unlucky, like many PhD students he had to do TA apart from doing research for a living salary. Undergrad education is almost always not funded for any international student.