1 | What about the far end of the bell curve? | |
2 | It is the story of Alexander Graham Bell. | |
3 | Bell's father had even gone so far as to develop a system of so-called "visible speech" for the deaf. | |
4 | After the war he joined Southern Bell Telephone Company, and worked there his entire career. | |
5 | Yet within weeks executives had to think about what to do if Mr Bell became too ill to continue. |