The Association for the Study of Play been held in North America and Europe, and draw a range of scholars from the fields of anthropology, biology, communication studies, cultural studies, dance, ecology, education, ethology, folklore, history, kinesiology, leisure studies, musicology, philosophy, psychology, recreation, sociology, and the arts. The Association for the Study of Play The Association for the Study of Play (TASP) is a multidisciplinary organization of scholars and practitioners in the field of play. The Association promotes the study of play, forges alliances with organizations advancing play, organizes yearly meetings to disseminate play research, and publishes a newsletter and monograph series. The Association for the Study
1950 Wynder and Graham Study to the segmentation of risk groups by quantity smoked and the period of tobacco usage. Also, this study sought to reduce confounding variables and selection bias. The key finding of the study was that of the men in the study, men with lung cancer were more likely to be long-term smokers than those without the disease. Thus, researchers concluded that smoking is responsible for the onset of bronchogenic carcinoma, but did not establish a causal relationship between smoking cigarettes and developing lung cancer. There was also an evident dose-response relationship: as average daily cigarette consumption increased, so did the amount