The term 'reproductive techniques' describes any method or technology used to generate a new individual, including techniques used in selective breeding, cloning and assisted reproduction technologies ...

Optical techniques are methods that use light to probe or control matter. One prominent example is optical spectroscopy, which includes such methods as pump–probe spectroscopy, Raman spectroscopy and ...

Psychodynamic therapy is derived from psychoanalytic therapy, and both are based on the work of Sigmund Freud. Psychodynamic therapy is an in-depth form of talk therapy based on the theories and ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...