In philosophy, mauvaise foi (French, bad faith) or false consciousness, as propounded by French existentialist philosopher Jean-Paul Sartre, is the flight from existential responsibility and the inauthentic embrace of choices that conflict with ones convictions.

Case review is often the first step initiated in order to decide if any further legal steps can or should be taken.

Contract theory comprises many different theories and various interpretations of the various body of rules and subrules that define Contract Law.

Classical contract theory is the set of ideas and assumptions that underpinned the development of contract law in England and the United States during the 19th century. During this period, the prevailing liberal individualist philosophy of laissez faire elevated contract to a position of central importance in the law.

Genetic fingerprinting, DNA testing, DNA typing, and DNA profiling are techniques used to distinguish between individuals of the same species using only samples of their DNA. Its invention by Sir Alec Jeffreys at the University of Leicester was announced in 1985.

Elderly care or elder care is a broad term encompassing such services as assisted living, adult day care, long term care, nursing homes, hospice care, and Alzheimer's care.

Measurement and controls, the two facets of instrumentation, have brought technology to an unprecedented degree of precision. Instrumentation enables the measurement of various variables such as flow and pressure. Control works to keep these variables at a desired level of safe, economic and other constrained values. Instrument engineers usually have degrees in chemical engineering, electrical engineering, or mechanical engineering and sometimes in the newer field of control systems engineering.

Optical fibers are commonly used in telecommunication systems, as well as in illumination, sensors, and imaging optics.

Forensic science (often shortened to forensics) is the application of a broad spectrum of sciences to answer questions of interest to the legal system. This may be in relation to a crime or to a civil action. The use of the term forensics in place of forensic science could be considered incorrect; the term forensic is effectively a synonym for legal or related to courts (from Latin, it means before the forum). However, it is now so closely associated with the scientific field that many dictionaries include the meaning given here.

Gastroenterologists address problems that range from gas to intestinal bleeding to cancer. Like cardiologists, gastroenterologists perform both diagnostic and therapeutic procedures and both are subspecialties of internal medicine.