The PhD is a doctoral degree, specifically called a "doctor of philosophy" degree. This is misleading because PhD holders are not necessarily philosophers (unless they earned their degree in philosophy!). That said, PhD recipients are able to engage in thought experiments, reason about problems, and solve problems in sophisticated ways.
People who earn a PhD in business, economics and administration typically go on to teach in universities or perform statistical research for large organizations. Moreover, anyone with a PhD degree has the right to be addressed as "Dr."
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.
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The Doctorate of Education (Ed.D.) in Organization and Leadership is a unique program for working professionals who see themselves as educational leaders transforming their organizations through a learning perspective. [+]
The primary focus of the doctoral program in Transformative Studies is to develop thought-leaders who are committed to exploring leading-edge issues in innovative ways that combine scholarship, creativity, and self-inquiry. [+]