According to David Wechsler, intelligence encompasses the ability to learn from experience, adapt to new situations, and demonstrate overall intellectual functioning.

Howard Gardner's Multiple Intelligences Theory posits that intelligence is not a unitary construct but rather consists of multiple, relatively independent abilities, such as linguistic, logical-mathematical, musical, bodily-kinesthetic, and interpersonal intelligence.

Fluid intelligence refers to the ability to think abstractly, reason logically, and solve problems independently of acquired knowledge or experience.

Crystallized intelligence refers to the ability to apply knowledge and skills that have been acquired through education, experience, and cultural influences.

Divergent thinking involves the ability to generate multiple, diverse, and original ideas in response to a given problem or situation.

Attention span, concentration, and focus all refer to the ability to direct and maintain attention on a specific task or activity.

Theories of insight focus on the sudden, transformative moment of understanding or realization that often leads to creative solutions or breakthroughs.

Emotional intelligence encompasses the ability to recognize, understand, and manage one's own emotions, as well as the emotions of others.

Combinatorial creativity involves the ability to combine existing ideas or elements in novel and unexpected ways, resulting in new and original solutions or products.

Critical thinking involves the ability to think clearly and rationally about what to do or what to believe.

Theories of incubation focus on the role of unconscious processes and the incubation period, during which creative ideas may emerge or develop without conscious effort.

Rapid learning, fast learning, and accelerated learning all refer to the ability to acquire new knowledge or skills quickly and efficiently.

Logical-mathematical intelligence refers to the ability to understand and work with numbers, mathematical concepts, and logical reasoning.

Aesthetic intelligence involves the ability to perceive and appreciate beauty, express oneself creatively, and engage in artistic activities.

Theories of expertise focus on the role of expertise, deliberate practice, and domain-specific knowledge in creative achievement.