
Last week's WAGER [5(28)] reviewed research by Slutske, Eisen, True, Lyons, Goldberg, and Tsuang (2000) [1] that investigated the genetics of pathological gambling using a twin study based on the Vietnam Era Twin Registry. In addition to considering the relationship between zygosity and diagnosis, the authors examine the genetic connection between pathological gambling and alcohol dependence. The methodological nature of their inquiry is beyond the scope of this WAGER, but the findings are interesting and deserve attention. Among the twins in the sample, subjects diagnosed with alcohol dependence (AD) disorder were significantly more likely to be diagnosed with DSM-III-R pathological... Read more →