Keen power of observation; naive receptivity; sense of the significant; willingness to examine the unusual

Possible gullibility; social rejection; value system and its defense

Power of abstraction; conceptualization; synthesis; interest in inductive learning and problem solving; pleasure in intellectual activity

Occasional resistance to direction; rejection or omission of detail

Interest in cause-effect relations, ability to see relationships; interest in applying concepts; love of truth

Difficulty in accepting the illogical

Liking for structure and order; liking for consistency, as in value systems, number systems, clocks, calendars

Invention of own systems, sometimes conflicting

Retentiveness; retains knowledge easily

Dislike for routine and drill; need for early mastery of foundation skills

Verbal proficiency, large vocabulary; facility in expression; interest in reading; breadth of information in advanced areas

Need of specialized reading vocabulary; early parental resistance to reading; escape into verbalism

Questioning attitude; intellectual curiosity; inquisitive mind; intrinsic motivation

Lack of early home or school stimulation

Power of critical thinking; skepticism; evaluative testing; self-criticism and self- checking

Critical attitude toward others; discouragement from self-criticism

Creativeness and inventiveness; liking for new ways of doing things; interest in creating; brainstorming; free-wheeling

Rejection of the known; need to invent

Power of concentration; intense attention that excludes all else; long attention span in certain areas

Resistance to interruption

Persistent; goal-directed behavior

Stubbornness

Sensitivity; intuitiveness; empathy for others; need for emotional support and a sympathetic attitude; ego-involvement; need for courage

Need for success and recognition; sensitivity to criticism; vulnerability

High Energy; alertness; eagerness; periods of intense voluntary effort preceding invention

Frustration with inactivity and absence of progress

Independence in work and study; preference for individualized work; self- reliance; need for freedom of movement and action; need to live with loneliness

Parent and peer group pressures and nonconformity; problems of rejection and rebellion

Versatility and virtuosity; diversity of interests and abilities; many hobbies; proficiency in art forms such as music and drawing

Lack of homogeneity in group work; need for flexibility and individualization; need for help in exploring and developing interests; need to build basic competency in major interests

Friendly and outgoing; exceptional interpersonal skills

Need for peer group relations in many types of groups; problems in developing social leadership