Gardner identifies several key criteria that a cognitive ability must meet to be considered an intelligence:
Potential Isolation by Brain Damage
Existence of Savants, Prodigies, and Other Exceptional Individuals
An Identifiable Core Operation or Set of Operations
A Distinct Developmental Trajectory
An Evolutionary History and Evolutionary Plausibility
Support from Experimental Psychological Tasks
Support from Psychometric Findings
Susceptibility to Encoding in a Symbol System
The ability to master language and communicate effectively. People with high linguistic intelligence are adept at reading, writing, telling stories, and memorizing words. They tend to learn best by reading, taking notes, and discussing.
Involves the potential to recognize and use patterns of wide space and more confined areas. It's often found in architects, artists, and navigators.