Subtraction in addition to addition: Dual task performance improves when tasks are presented to separate hemispheres

References

• Allen , M. 1983 . Models of hemispheric specialization. . Psychological Review , 93 : 73 – 104 .
   Google Scholar
• Allport , D. , Antonis , B. and Reynolds , P. 1972 . On the division of attention: Disproof of the single channel hypothesis. . Quarterly Journal of Experimental Psychology , 24 : 225 – 235 .
   PubMed Web of Science ®Google Scholar
• Beaton , A. A. 1979 . Hemisphere function and dual task performance. . Neuropsychologia , 17 : 629 – 635 .
   PubMed Web of Science ®Google Scholar
• Critchley , M. 1966 . The parietal lobes New York : Hafner Publishing Company .
   Google Scholar
• Beaumont , J. G. 1982 . Divided visual field studies of cerebral organization London : Academic Press .
   Google Scholar
• Dimond , S. J. 1972 . The double brain London : Churchill Livingstone .
   Google Scholar
• Dimond , S. J. and Beaumont , J. G. 1971 . Use of two cerebral hemispheres to increase brain capacity . Nature , 232 : 270 – 271 .
   PubMed Web of Science ®Google Scholar
• Duncan . 1979 . Divided attention: The whole is more than the sum of its parts. . Journal of Experimental Psychology: Human Perception and Performance , 5 : 216 – 228 .
   PubMed Web of Science ®Google Scholar
• Friedman , A. and Polson , M. 1981 . Hemispheres as independent resource systems: Limited-capacity processing and cerebral specialization. . Journal of Experimental Psychology: Human Perception and Performance , 7 : 1031 – 1058 .
   PubMed Web of Science ®Google Scholar
• Friedman , A. , Polson , M. , Dafoe , C. and Gaskill , S. 1982 . Dividing attention within and between hemispheres: Testing a multiple resources approach to limited-capacity. . Journal of Experimental Psychology: Human Perception and Performance , 8 : 625 – 650 .
   PubMed Web of Science ®Google Scholar
• Gazzaniga , M. 1970 . The bisected brain New York : Appleton-Century-Crofts .
   Google Scholar
• Gopher , D. , Brickner , M. and Navon , D. 1982 . Different difficulty manipulations interact differently with task emphasis: Evidence for multiple resources. . Journal of Experimental Psychology: Human Perception and Performance , 8 : 146 – 157 .
   PubMed Web of Science ®Google Scholar
• Grafman , J. , Passafiume , D. , Faglione , P. and Boller , F. 1982 . Calculation disturbances in adults with focal hemispheric damage. . Cortex , 18 : 37 – 50 .
   PubMed Web of Science ®Google Scholar
• Hécaen , H. , Angelergues , R. and Houllier , S. 1961 . Les variétés cliniques des acalculies au cours des lésions rétrorolandiques: Approche statistique du probléme. . Revue Neurologique , 105 : 85 – 103 .
   PubMedGoogle Scholar
• Hellige , J. B. and Cox , P. 1976 . Effects of concurrent verbal memory on recognition of stimuli from the left and right visual fields. . Journal of Experimental Psychology: Human Perception and Performance , 2 : 210 – 221 .
   PubMed Web of Science ®Google Scholar
• Hellige , J. , Cox , P. and Litvak , L. 1979 . Information processing in the cerebral hemispheres: Selective hemispheric activation and capacity limitations. . Journal of Experimental Psychology: General , 108 : 251 – 279 .
   PubMed Web of Science ®Google Scholar
• Hicks , R. E. 1975 . Intrahemispheric response competition between vocal and unimanual performance in normal adult human males. . Journal of Comparative and Physiological Psychology , 89 : 50 – 60 .
   PubMed Web of Science ®Google Scholar
• Holtzman , J. D. and Gazzaniga , M. S. 1985 . Enhanced dual task performance following corpus commissurotomy in humans. . Neuropsychologia , 23 : 315 – 321 .
   PubMed Web of Science ®Google Scholar
• Kahneman , D. 1973 . Attention and effort Englewood Cliffs, N. J. : Prentice-Hall .
   Google Scholar
• Kinsbourne , M. 1981 . “ Single channel theory ” . In Human skills Edited by: Holding , D. 65 – 89 . Chichester, Sussex : John Wiley and Sons .
   Google Scholar
• Kinsbourne , M. and Hicks , R. E. 1978 . “ Functional cerebral space: A model for overflow. transfer and interference effects in human performance: A tutorial review ” . In Attention and performance VII Edited by: Requin , J. 345 – 362 . Hillsdale, N. J. : Lawrence Erlbaum Associates .
   Google Scholar
• Liederman , J. 1986 . Interhemispheric interference during naming. . International Journal of Neuroscience , 30 : 43 – 56 .
   PubMed Web of Science ®Google Scholar
• Liederman , J. and Meehan , P. 1986 . When is between-hemisphere division of labor advantageous? . Neuropsychologia , (in press).
   PubMedGoogle Scholar
• Liederman , J. , Merola , J. and Martinez , S. 1985 . Interhemispheric collaboration in response to simultaneous bilateral input. . Neuropsychologia , 23 : 673 – 683 .
   PubMed Web of Science ®Google Scholar
• Liederman , J. , Merola , J. , Martinez , S. and Pollack , F. . Interhemispheric vs. intrahemispheric processing: The effect of level of processing. . June , Paper presented at the European Meeting of the International Neuropsychological Society, Lisbon, Portugal.
   Google Scholar
• McFarland , K. and Ashton , R. 1978 . The influence of concurrent task difficulty on manual performance. . Neuropsychologia , 16 : 735 – 741 .
   PubMed Web of Science ®Google Scholar
• Merola , J. and Liederman , J. 1985 . Developmental changes in hemispheric independence. . Child Development , 56 : 1184 – 1194 .
   PubMed Web of Science ®Google Scholar
• Moscovitch , M. and Klein , D. 1980 . Material-specific perceptual interference for visual words and faces: Implications for models of capacity limitations, attention, and laterality. . Journal of Experimental Psychology: Human Perception and Performance , 6 : 590 – 604 .
   PubMed Web of Science ®Google Scholar
• Oldfield , R. 1971 . The assessment and analysis of handedness. . Neuropsychologia , 9 : 97 – 113 .
   PubMed Web of Science ®Google Scholar
• Posner , M. I. and Boies , S. J. 1981 . Components of attention. . Psychological Review , 78 : 391 – 408 .
   Google Scholar
• Qureshi , R. and Dimond , S. J. 1979 . Calculation and the right hemisphere. . The Lancet , 1 : 322 – 323 .
   PubMed Web of Science ®Google Scholar
• Sergent , J. 1983 . Unified response to bilateral hemisphere stimulation by a split-brain patient. . Nature , 305 : 800 – 802 .
   PubMedGoogle Scholar
• Treisman , A. M. 1969 . Strategies and models of selective attention. . Psychological Review , 76 : 572 – 574 .
   Google Scholar
• Troup , G. , Bradshaw , J. and Nettleton , N. 1983 . The lateralization of arithmetic and number processing: A review. . International Journal of Neuroscience , 19 : 231 – 242 .
   PubMed Web of Science ®Google Scholar
• Wexler , B. and Henninger , G. 1980 . Effects of concurrent administration of verbal and spatial visual tasks on a language related dichotic listening measure of perceptual asymmetry. . Neuropsychologia , 18 : 379 – 382 .
   PubMedGoogle Scholar