The Wechsler Adult Intelligence Scale (WAIS) is an IQ test that's been in use since 1955 and has offshoot tests for children (WISC) and preschoolers (WPPSI). The Wechsler IQ test has been used for more than 50 years. In fact, the Wechsler Adult Intelligence Scale (WAIS) is among the most widely used scales for IQ tests. The present scale is the fourth edition, known as the WAIS-IV.
Wechsler Adult Intelligence Scale. Originally published in 1955 by David Wechsler, the Wechsler test was designed to measure a person’s intellectual ability in far greater resolution than tests such as the Stanford-Binet. To date, it is the most widely used IQ test, and that is in part due to the ability of the test to measure cognitive aptitude in.