Being a left-hander in the world of the right-handers

Abstract

The article deals to the questions concerning to essentiality to study sinistrality in Science various branches from theoretical and applied points of view, emphasizes that increased attention to its study is still present in many countries. The authors demonstrate the data of scientists from different countries, pay attention to sinistrality distribution some peculiarities, frequency-dependent selection model, economic consequences of being left-handed people, relations between handedness and capital accumulation, sinistrality and forced dextrality origin, write about the link between higher order cognitive functions and handedness, differences in divergent thinking as a function of handedness and sex, pay significant attention to sinistrality study applied significance. The authors give the results of their own researches concerning to physiological systems functioning dependence on sinistrality and its type, in Psychology, Pedagogy, Dentistry while emphasizing about interhemispherical asymmetry individual profile indices applied significance as well as necessity to study sinistrality in a complex with other typological aspects.