Thomas Kuhn (1962) in his book The Structure of Scientific Revolutions divides all scientists into those who create new paradigms of science and thos… - Thaddeus E. Weckowicz

In recent years, the studies of the effects of drugs on the behavior of animals have been playing an increasingly important role. Animal studies have been an advantage over studies with human subjects because better control of experimental variables and a possibility of using a wider range of the doses. It is also permissible to administer toxix compounds to animals. One can interfere surgically with various parts of the central nervous system while investigating the effects of the drugs. The whole field of comparative psychopharmacology has been recently reviewed

There are two kinds of thinkers, scholars and scientists. The first are the 'trail blazers' who propose new revolutionary ideas, point to new directions for scientific and intellectual developments, create new paradigms of science and scholarship, but leave the details to others. The second are those who follow the new trail, carry out careful experimentation and research within the established paradigm, and work out the precise formulations of theories in a particular domain of knowledge.

The behaviourist motto is "cure the symptoms and you have eliminated the neurosis." Consequently, the behaviour therapist's approach is straightforward. He deals with definite complaints of patients such as fears of certain situations, tics, or obsessional thoughts, which are considered by him to be bad habits. His remedy for them is to use definite and explicit retraining procedures.