The PhD can vary depending on the institution and country in which it is awarded. Most scholars pursue a PhD because of strong motivation to contribute to the academic community as well as true curiosity about their chosen field of study.
The United States of America is a large country in North America, often referred to as the "USA", the "US", the "United States", "America", or simply "the States". American colleges are funded by "tuition" charged to the student, which is often quite expensive, very commonly reaching into the tens of thousands of dollars per year.
The state of Arizona boasts of 55 higher learning institutions both public and private. Some of the renowned names are the Argosy University, DeVry University and the University of Arizona
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