The field of dentistry continues to change with new technology and treatment options. Although many dentists work in private practice, a dental degree will also allow you to work in emergency rooms, teach at dental schools and conduct laboratory research. The field of dentistry involves disease detection and diagnosis, surgery, cosmetic improvement and public education. Many dentists choose to specialize in one of these areas in their own practice. If you are interested in a career in dentistry, you will find a variety of different sources of information below.