Glossary H

Heretic refers to a person who holds unorthodox or unconventional beliefs . Heretic also means not conforming to established beliefs.

Heritability refers to a mathematical estimate that indicates how much of a trait’s variation in a population can be attributed to genetic factors .

Heritability coefficient refers to a measure that is derived from a correlation coefficient of the extent to which a trait or characteristic is inherited. It is also the a numerical estimate, ranging from .00 to 1.00, of the amount of variation in an attribute that is due to hereditary factors

Heritability ratio refers to an estimate of the proportion of trait variability in a population that is determined by variations in genetic inheritance.

Herky-Jerky is a term which means spasmodic, irregular, and unpredictable, as in movement or manner.

- Hermann Ebbinghaus (1850-1909) : Hermann Ebbinghaus is the first person to study learning and memory experimentally.

Hermann grid is dfined as a geometrical display that results in the illusion of dark areas at the intersection of two (2) white "corridors". This perception can be explained by lateral inhibition .
- Hermann Munk (1839 to 1912) : Hermann Munk is a German scientist who found that experimental lesions in the visual Association cortex produced temporary mind-bl

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