3 years
Obama went to Harvard law school for a total of four years.
He began his Law Degree in 1988 and completed it (with academic honors) in 1991.
He taught Constitutional Law at the University of Chicago Law School for twelve years.
He taught at the University of Chicago Law School for nearly twelve years.
For 12 years he was a professor of constitutional law at the university of Chicago law school
She has a law degree so her schooling would include 4 years for a BA and another 4 for law school. So, she has 8-10 years.
Barak Obama got his Law degree at Harvard.
He attended four years of undergraduate work, before graduating from Columbia University; he then worked for five years, before going back for his law degree at Harvard Law School-- which took about two more years of study.
President Obama graduated from Harvard Law School.
Michelle Obama went to school at Harvard Law School.
Mr. Obama graduated from Harvard Law School in 1991, with academic honors.
President Obama has a high school diploma, a college degree, and a graduate school degree. So, we may say he attended elementary, middle and high school (he got his diploma in 1979); then four years of college (graduating in 1983); he worked for a while, and then returned to get his law degree, which took two years (it was completed in 1991).