| Unfortunately, the last published glottochronology for all the Caddoan languages dates to the 1960s, before the technique was refined. |
| New methods in glottochronology provide logical and empirical proof that the second assumption is true. |
| Many of the papers in these volumes show a revival of interest in the much criticised techniques of glottochronology and lexicostatistics. |
| These are not generally accepted by historical linguists, who long ago developed but largely rejected a dating method known as glottochronology. |
| The basic fallacy of glottochronology lies in the fact that it a priori assumes that all languages change at the same rate all the time. |
| Despite the outcry, glottochronology is still employed, but in mathematically increasingly complex and conceptually more sophisticated models. |
