In the Handbook of Understanding and Measuring Intelligence distinguished scholars Oliver Wilhelm and Randall W. Engle have assembled a group of respected exper

IQ i.e. Intelligent Quotient is an age related measure of intelligence level. Intelligence may be defined as the capacity to measure knowledge and understanding

There can be no denying the enduring appeal of IQ over the last century. It is probably one of the most misunderstood yet highly researched psychological constr