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.
Education in the United States is mainly provided by the public sector, with control and funding coming from three levels: state, local, and federal, in that order. The common requirements to study at a higher education level in United States will include your admissions essay (also known as the statement of purpose or personal statement), transcript of records, recommendation/reference letters, language tests
Top Doctoral Programs in General Management in USA 2017/2018
The goal of the PhD programme is to prepare the next generation of leading researchers. The PhD is a programme of independent, self-directed academic research degree, supported by a team of supervisors that makes an original contribution to knowledge written up in a publishable dissertation. [+]
Built on a foundation of excellence, the University at Buffalo Management PhD program will provide the training, education and skills you need to launch a successful academic career. Choose from six majors: accounting, finance, management science and systems, marketing, operations management and strategy, or organization and human resources. [+]
In this full- or part-time program, you will learn the technical depth and gain the breadth of knowledge to become a successful researcher, practitioner, or educator in the management of engineering and technology. You will develop the skills needed to conduct rigorous research in areas related to the improvement, design, and management of projects and programs within complex human/technological systems, including engineering, healthcare, service, and logistical/transportation systems. [+]