Show keeping up wi cie C n I 1 e vi r A ar W er e ba ae science service service stuttering found related to twins in chicago studies both may alay be connected with left handedness rockford ill twins and stuttering may be closely related in their occurrence prof mildred F berry of rockford college reports in the magazine human biology p recently completed studies of a group of nearly 1000 chicago children halt half of whom stuttered and the other half of whom did not reveal that twins are found twice as frequently in stuttering families miss berry declares in addition in stuttering families containing both twins and single children stuttering is more frequent among the twins because of the apparent connection between stuttering and twinning which is believed to be hereditary miss berry also believes that stuttering is passed from one generation in a family to the next the belief that the affliction is largely psychological now finds itself she states on shifting sands five hundred non stuttering children and children who stuttered were studied in four our chicago hospitals to determine the possible connection between stuttering and twinning left handedness comes in thirty two sets ol of twins were found in the immediate families of the stutter ers as against only 15 sets of twins in the non families she reports of the 30 families of stutter ers containing both twins and single children 22 of 55 twins stuttered while only 13 of 99 single children were afflicted indicating a further connection between stuttering and twinning the high frequency of the speech defect among twins was connected by miss berry with the previously reported tact fact that both stuttering and twinning have been connected d with left handedness stutter stuttering i ng is s four times more frequent among left handers than it Is among people who use their right hands left lef t handedness is also found to occur six times more often among twins than among the remainder of the population the delay in learning to speak found among twin babies will also be recalled by miss berry who believes that it may have something to do wi i t the stuttering among twins |